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1030123002012 = 22313294323322727
BaseRepresentation
bin11101111110110000001…
…11011001100010011100
310122110221001011110220020
432333120013121202130
5113334142442031022
62105122034552140
7134265260021226
oct16773007314234
93573831143806
101030123002012
11367966641185
1214778a138650
13761a8c990a0
1437c02d4d416
151bbe108a35c
hexefd81d989c

1030123002012 has 192 divisors, whose sum is σ = 2751928058880. Its totient is φ = 297618241536.

The previous prime is 1030123001977. The next prime is 1030123002043. The reversal of 1030123002012 is 2102003210301.

It is a super-2 number, since 2×10301230020122 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030123001982 and 1030123002000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45314593 + ... + 45337319.

It is an arithmetic number, because the mean of its divisors is an integer number (14332958640).

Almost surely, 21030123002012 is an apocalyptic number.

1030123002012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1030123002012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1375964029440).

1030123002012 is an abundant number, since it is smaller than the sum of its proper divisors (1721805056868).

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

1030123002012 is a wasteful number, since it uses less digits than its factorization.

1030123002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23052 (or 23050 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1030123002012 its reverse (2102003210301), we get a palindrome (3132126212313).

The spelling of 1030123002012 in words is "one trillion, thirty billion, one hundred twenty-three million, two thousand, twelve".