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10022210031 = 33340736677
BaseRepresentation
bin10010101010101111…
…01100100111101111
3221212110120000120010
421111113230213233
5131011141210111
64334254424303
7503234244141
oct112527544757
927773500503
1010022210031
114283304809
121b38502093
13c394957c2
146b10a4c91
153d9ce8aa6
hex2555ec9ef

10022210031 has 4 divisors (see below), whose sum is σ = 13362946712. Its totient is φ = 6681473352.

The previous prime is 10022209997. The next prime is 10022210063. The reversal of 10022210031 is 13001222001.

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

It is not a de Polignac number, because 10022210031 - 211 = 10022207983 is a prime.

It is a super-2 number, since 2×100222100312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022209989 and 10022210016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022210071) 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, 1670368336 + ... + 1670368341.

It is an arithmetic number, because the mean of its divisors is an integer number (3340736678).

Almost surely, 210022210031 is an apocalyptic number.

10022210031 is a deficient number, since it is larger than the sum of its proper divisors (3340736681).

10022210031 is an equidigital number, since it uses as much as digits as its factorization.

10022210031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340736680.

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

Adding to 10022210031 its reverse (13001222001), we get a palindrome (23023432032).

The spelling of 10022210031 in words is "ten billion, twenty-two million, two hundred ten thousand, thirty-one".

Divisors: 1 3 3340736677 10022210031