2121023203108 has 24 divisors (see below), whose sum is σ = 3730292485920. Its totient is φ = 1055231630400.

The previous prime is 2121023203099. The next prime is 2121023203177. The reversal of 2121023203108 is 8013023201212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568123 + ... + 2136541.

It is an arithmetic number, because the mean of its divisors is an integer number (155428853580).

Almost surely, 2^{2121023203108} is an apocalyptic number.

It is an amenable number.

2121023203108 is a deficient number, since it is larger than the sum of its proper divisors (1609269282812).

2121023203108 is a wasteful number, since it uses less digits than its factorization.

2121023203108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570107 (or 1570105 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 2121023203108 in words is "two trillion, one hundred twenty-one billion, twenty-three million, two hundred three thousand, one hundred eight".