2012021102 has 32 divisors (see below), whose sum is σ = 3842596800. Its totient is φ = 768515328.

The previous prime is 2012021069. The next prime is 2012021147. The reversal of 2012021102 is 2011202102.

It is a happy number.

It is a congruent number.

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, 185327 + ... + 195882.

It is an arithmetic number, because the mean of its divisors is an integer number (120081150).

Almost surely, 2^2012021102 is an apocalyptic number.

2012021102 is a deficient number, since it is larger than the sum of its proper divisors (1830575698).

2012021102 is a wasteful number, since it uses less digits than its factorization.

2012021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381260.

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

The square root of 2012021102 is about 44855.5582063137. The cubic root of 2012021102 is about 1262.4402825330.

Adding to 2012021102 its reverse (2011202102), we get a palindrome (4023223204).

The spelling of 2012021102 in words is "two billion, twelve million, twenty-one thousand, one hundred two".