2012111021010 has 64 divisors (see below), whose sum is σ = 5039327478528. Its totient is φ = 513203395584.

The previous prime is 2012111021003. The next prime is 2012111021087. The reversal of 2012111021010 is 101201112102.

It is a super-2 number, since 2×2012111021010² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12834054 + ... + 12989886.

It is an arithmetic number, because the mean of its divisors is an integer number (78739491852).

Almost surely, 2^{2012111021010} is an apocalyptic number.

2012111021010 is an abundant number, since it is smaller than the sum of its proper divisors (3027216457518).

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

2012111021010 is a wasteful number, since it uses less digits than its factorization.

2012111021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174579.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2012111021010 its reverse (101201112102), we get a palindrome (2113312133112).

It can be divided in two parts, 201211 and 1021010, that added together give a palindrome (1222221).

The spelling of 2012111021010 in words is "two trillion, twelve billion, one hundred eleven million, twenty-one thousand, ten".