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1022120130 = 235591274547
BaseRepresentation
bin111100111011000…
…101000011000010
32122020022002020010
4330323011003002
54043130321010
6245231325350
734220610033
oct7473050302
92566262203
101022120130
11484a61a89
12246380856
131339b3615
1499a68a8a
155eb00620
hex3cec50c2

1022120130 has 64 divisors (see below), whose sum is σ = 2514862080. Its totient is φ = 265777344.

The previous prime is 1022120129. The next prime is 1022120149. The reversal of 1022120130 is 310212201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222517 + ... + 227063.

It is an arithmetic number, because the mean of its divisors is an integer number (39294720).

Almost surely, 21022120130 is an apocalyptic number.

1022120130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022120130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257431040).

1022120130 is an abundant number, since it is smaller than the sum of its proper divisors (1492741950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022120130 is a wasteful number, since it uses less digits than its factorization.

1022120130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1022120130 is about 31970.6135380602. The cubic root of 1022120130 is about 1007.3196683979.

Adding to 1022120130 its reverse (310212201), we get a palindrome (1332332331).

The spelling of 1022120130 in words is "one billion, twenty-two million, one hundred twenty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 59 118 127 177 254 295 354 381 590 635 762 885 1270 1770 1905 3810 4547 7493 9094 13641 14986 22479 22735 27282 37465 44958 45470 68205 74930 112395 136410 224790 268273 536546 577469 804819 1154938 1341365 1609638 1732407 2682730 2887345 3464814 4024095 5774690 8048190 8662035 17324070 34070671 68141342 102212013 170353355 204424026 340706710 511060065 1022120130