899022111022121 has 16 divisors (see below), whose sum is σ = 959390630069760. Its totient is φ = 840642524779200.

The previous prime is 899022111022103. The next prime is 899022111022141. The reversal of 899022111022121 is 121220111220998.

899022111022121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-899022111022121 is a prime.

It is a super-2 number, since 2×899022111022121² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899022111022141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2449241090 + ... + 2449608123.

It is an arithmetic number, because the mean of its divisors is an integer number (59961914379360).

Almost surely, 2^{899022111022121} is an apocalyptic number.

It is an amenable number.

899022111022121 is a deficient number, since it is larger than the sum of its proper divisors (60368519047639).

899022111022121 is a wasteful number, since it uses less digits than its factorization.

899022111022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4898849416.

The product of its (nonzero) digits is 20736, while the sum is 41.

The spelling of 899022111022121 in words is "eight hundred ninety-nine trillion, twenty-two billion, one hundred eleven million, twenty-two thousand, one hundred twenty-one".