2002120431102 has 48 divisors (see below), whose sum is σ = 4757061104640. Its totient is φ = 603526693200.

The previous prime is 2002120431079. The next prime is 2002120431133. The reversal of 2002120431102 is 2011340212002.

It is a happy number.

2002120431102 is a `hidden beast` number, since 20 + 0 + 212 + 0 + 431 + 1 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26432652 + ... + 26508287.

It is an arithmetic number, because the mean of its divisors is an integer number (99105439680).

Almost surely, 2^{2002120431102} is an apocalyptic number.

2002120431102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002120431102 is an abundant number, since it is smaller than the sum of its proper divisors (2754940673538).

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

2002120431102 is a wasteful number, since it uses less digits than its factorization.

2002120431102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52941149 (or 52941146 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2002120431102 its reverse (2011340212002), we get a palindrome (4013460643104).

The spelling of 2002120431102 in words is "two trillion, two billion, one hundred twenty million, four hundred thirty-one thousand, one hundred two".