102000022011 has 12 divisors (see below), whose sum is σ = 152790156792. Its totient is φ = 68000014512.

The previous prime is 102000021997. The next prime is 102000022013. The reversal of 102000022011 is 110220000201.

It is not a de Polignac number, because 102000022011 - 2²⁵ = 101966467579 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102000021984 and 102000022002.

It is not an unprimeable number, because it can be changed into a prime (102000022013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209876346 + ... + 209876831.

It is an arithmetic number, because the mean of its divisors is an integer number (12732513066).

Almost surely, 2^102000022011 is an apocalyptic number.

102000022011 is a deficient number, since it is larger than the sum of its proper divisors (50790134781).

102000022011 is an frugal number, since it uses more digits than its factorization.

102000022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419753192 (or 419753180 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 102000022011 its reverse (110220000201), we get a palindrome (212220022212).

The spelling of 102000022011 in words is "one hundred two billion, twenty-two thousand, eleven".