2156101152196 has 6 divisors (see below), whose sum is σ = 3773177016350. Its totient is φ = 1078050576096.

The previous prime is 2156101152157. The next prime is 2156101152199. The reversal of 2156101152196 is 6912511016512.

It can be written as a sum of positive squares in only one way, i.e., 2000442496900 + 155658655296 = 1414370^2 + 394536^2 .

It is not an unprimeable number, because it can be changed into a prime (2156101152199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269512644021 + ... + 269512644028.

Almost surely, 2^{2156101152196} is an apocalyptic number.

It is an amenable number.

2156101152196 is a deficient number, since it is larger than the sum of its proper divisors (1617075864154).

2156101152196 is a wasteful number, since it uses less digits than its factorization.

2156101152196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539025288053 (or 539025288051 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 40.

The spelling of 2156101152196 in words is "two trillion, one hundred fifty-six billion, one hundred one million, one hundred fifty-two thousand, one hundred ninety-six".