231030222099 has 32 divisors (see below), whose sum is σ = 315722723904. Its totient is φ = 150228172800.

The previous prime is 231030222091. The next prime is 231030222103. The reversal of 231030222099 is 990222030132.

It is not a de Polignac number, because 231030222099 - 2³ = 231030222091 is a prime.

It is a super-2 number, since 2×231030222099² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231030222091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34006647 + ... + 34013439.

It is an arithmetic number, because the mean of its divisors is an integer number (9866335122).

Almost surely, 2^231030222099 is an apocalyptic number.

231030222099 is a deficient number, since it is larger than the sum of its proper divisors (84692501805).

231030222099 is a wasteful number, since it uses less digits than its factorization.

231030222099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8567.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 231030222099 in words is "two hundred thirty-one billion, thirty million, two hundred twenty-two thousand, ninety-nine".