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1020022112111 = 10611006995479
BaseRepresentation
bin11101101011111100000…
…11100011111101101111
310121111212002120002211212
432311332003203331233
5113203001130041421
62100331445505035
7133460045616512
oct16657603437557
93544762502755
101020022112111
11363652988092
1214582b41217b
1375259416062
1437525646d79
151b7ee3ede5b
hexed7e0e3f6f

1020022112111 has 8 divisors (see below), whose sum is σ = 1021095583200. Its totient is φ = 1018948854240.

The previous prime is 1020022112101. The next prime is 1020022112119. The reversal of 1020022112111 is 1112112200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020022112111 - 214 = 1020022095727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020022112119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10635470 + ... + 10730948.

It is an arithmetic number, because the mean of its divisors is an integer number (127636947900).

Almost surely, 21020022112111 is an apocalyptic number.

1020022112111 is a deficient number, since it is larger than the sum of its proper divisors (1073471089).

1020022112111 is a wasteful number, since it uses less digits than its factorization.

1020022112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106609.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1020022112111 its reverse (1112112200201), we get a palindrome (2132134312312).

The spelling of 1020022112111 in words is "one trillion, twenty billion, twenty-two million, one hundred twelve thousand, one hundred eleven".

Divisors: 1 1061 10069 95479 10683209 101303219 961378051 1020022112111