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10022013331 = 11911092121
BaseRepresentation
bin10010101010101101…
…11100100110010011
3221212110012000201221
421111112330212103
5131011113411311
64334250305511
7503232464521
oct112526744623
927773160657
1010022013331
11428318aa50
121b38428297
13c39427105
146b1053311
153d9caa671
hex2555bc993

10022013331 has 4 divisors (see below), whose sum is σ = 10933105464. Its totient is φ = 9110921200.

The previous prime is 10022013283. The next prime is 10022013409. The reversal of 10022013331 is 13331022001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10022013331 - 217 = 10021882259 is a prime.

It is a super-2 number, since 2×100220133312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10022013431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455546050 + ... + 455546071.

It is an arithmetic number, because the mean of its divisors is an integer number (2733276366).

Almost surely, 210022013331 is an apocalyptic number.

10022013331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10022013331 is a deficient number, since it is larger than the sum of its proper divisors (911092133).

10022013331 is an equidigital number, since it uses as much as digits as its factorization.

10022013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911092132.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10022013331 its reverse (13331022001), we get a palindrome (23353035332).

The spelling of 10022013331 in words is "ten billion, twenty-two million, thirteen thousand, three hundred thirty-one".

Divisors: 1 11 911092121 10022013331