21122011000002 has 32 divisors (see below), whose sum is σ = 46953904392000. Its totient is φ = 6279843177920.

The previous prime is 21122011000001. The next prime is 21122011000033. The reversal of 21122011000002 is 20000011022112.

It is a super-2 number, since 2×21122011000002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21122011000001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3019151877 + ... + 3019158872.

It is an arithmetic number, because the mean of its divisors is an integer number (1467309512250).

Almost surely, 2^{21122011000002} is an apocalyptic number.

21122011000002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21122011000002 is an abundant number, since it is smaller than the sum of its proper divisors (25831893391998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21122011000002 is a wasteful number, since it uses less digits than its factorization.

21122011000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038310818.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 21122011000002 its reverse (20000011022112), we get a palindrome (41122022022114).

The spelling of 21122011000002 in words is "twenty-one trillion, one hundred twenty-two billion, eleven million, two", and thus it is an aban number.