102020000211 has 48 divisors (see below), whose sum is σ = 160797165984. Its totient is φ = 62068902912.

The previous prime is 102020000191. The next prime is 102020000233. The reversal of 102020000211 is 112000020201.

It is not a de Polignac number, because 102020000211 - 2⁵ = 102020000179 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 = 102020000193 and 102020000202.

It is not an unprimeable number, because it can be changed into a prime (102020000261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1627920 + ... + 1689426.

It is an arithmetic number, because the mean of its divisors is an integer number (3349940958).

Almost surely, 2^102020000211 is an apocalyptic number.

102020000211 is a deficient number, since it is larger than the sum of its proper divisors (58777165773).

102020000211 is a wasteful number, since it uses less digits than its factorization.

102020000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61860 (or 61857 counting only the distinct ones).

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

Adding to 102020000211 its reverse (112000020201), we get a palindrome (214020020412).

The spelling of 102020000211 in words is "one hundred two billion, twenty million, two hundred eleven", and thus it is an aban number.