901010102121 has 8 divisors (see below), whose sum is σ = 1334829780960. Its totient is φ = 600673401396.

The previous prime is 901010102101. The next prime is 901010102149. The reversal of 901010102121 is 121201010109.

It is a happy number.

It is not a de Polignac number, because 901010102121 - 2¹¹ = 901010100073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 901010102094 and 901010102103.

It is not an unprimeable number, because it can be changed into a prime (901010102101) 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 in 7 ways as a sum of consecutive naturals, for example, 16685372235 + ... + 16685372288.

It is an arithmetic number, because the mean of its divisors is an integer number (166853722620).

Almost surely, 2^901010102121 is an apocalyptic number.

It is an amenable number.

901010102121 is a deficient number, since it is larger than the sum of its proper divisors (433819678839).

901010102121 is a wasteful number, since it uses less digits than its factorization.

901010102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33370744532 (or 33370744526 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 901010102121 in words is "nine hundred one billion, ten million, one hundred two thousand, one hundred twenty-one".