22112002010 has 16 divisors (see below), whose sum is σ = 45487547136. Its totient is φ = 7581257808.

The previous prime is 22112001991. The next prime is 22112002021. The reversal of 22112002010 is 1020021122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22112001982 and 22112002000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157942802 + ... + 157942941.

It is an arithmetic number, because the mean of its divisors is an integer number (2842971696).

Almost surely, 2^22112002010 is an apocalyptic number.

22112002010 is an abundant number, since it is smaller than the sum of its proper divisors (23375545126).

22112002010 is a wasteful number, since it uses less digits than its factorization.

22112002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315885757.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22112002010 its reverse (1020021122), we get a palindrome (23132023132).

The spelling of 22112002010 in words is "twenty-two billion, one hundred twelve million, two thousand, ten".