102031113211 has 8 divisors (see below), whose sum is σ = 106763823360. Its totient is φ = 97323117672.

The previous prime is 102031113199. The next prime is 102031113251. The reversal of 102031113211 is 112311130201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102031113211 - 2¹⁹ = 102030588923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102031113251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6170205 + ... + 6186718.

It is an arithmetic number, because the mean of its divisors is an integer number (13345477920).

Almost surely, 2^102031113211 is an apocalyptic number.

102031113211 is a deficient number, since it is larger than the sum of its proper divisors (4732710149).

102031113211 is a wasteful number, since it uses less digits than its factorization.

102031113211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12357305.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 102031113211 its reverse (112311130201), we get a palindrome (214342243412).

The spelling of 102031113211 in words is "one hundred two billion, thirty-one million, one hundred thirteen thousand, two hundred eleven".