2031121401100 has 36 divisors (see below), whose sum is σ = 4808218301208. Its totient is φ = 738589600000.

The previous prime is 2031121401097. The next prime is 2031121401121. The reversal of 2031121401100 is 11041211302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 923235901 + ... + 923238100.

It is an arithmetic number, because the mean of its divisors is an integer number (133561619478).

Almost surely, 2^{2031121401100} is an apocalyptic number.

2031121401100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031121401100 is an abundant number, since it is smaller than the sum of its proper divisors (2777096900108).

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

2031121401100 is a wasteful number, since it uses less digits than its factorization.

2031121401100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846474026 (or 1846474019 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2031121401100 its reverse (11041211302), we get a palindrome (2042162612402).

The spelling of 2031121401100 in words is "two trillion, thirty-one billion, one hundred twenty-one million, four hundred one thousand, one hundred".