2116246610121 has 24 divisors (see below), whose sum is σ = 3475420607520. Its totient is φ = 1138149436032.

The previous prime is 2116246610021. The next prime is 2116246610129. The reversal of 2116246610121 is 1210166426112.

It is not a de Polignac number, because 2116246610121 - 2⁷ = 2116246609993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2116246610129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 423416191 + ... + 423421188.

It is an arithmetic number, because the mean of its divisors is an integer number (144809191980).

Almost surely, 2^{2116246610121} is an apocalyptic number.

2116246610121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2116246610121 is a deficient number, since it is larger than the sum of its proper divisors (1359173997399).

2116246610121 is a wasteful number, since it uses less digits than its factorization.

2116246610121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846837413 (or 846837406 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 2116246610121 in words is "two trillion, one hundred sixteen billion, two hundred forty-six million, six hundred ten thousand, one hundred twenty-one".