22151122010 has 32 divisors (see below), whose sum is σ = 40180492800. Its totient is φ = 8791968960.

The previous prime is 22151121989. The next prime is 22151122057. The reversal of 22151122010 is 1022115122.

It is a self number, because there is not a number n which added to its sum of digits gives 22151122010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3776480 + ... + 3782340.

It is an arithmetic number, because the mean of its divisors is an integer number (1255640400).

Almost surely, 2^22151122010 is an apocalyptic number.

22151122010 is a deficient number, since it is larger than the sum of its proper divisors (18029370790).

22151122010 is a wasteful number, since it uses less digits than its factorization.

22151122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8726.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 22151122010 its reverse (1022115122), we get a palindrome (23173237132).

It can be divided in two parts, 2215112 and 2010, that added together give a palindrome (2217122).

The spelling of 22151122010 in words is "twenty-two billion, one hundred fifty-one million, one hundred twenty-two thousand, ten".