102019111000 has 64 divisors (see below), whose sum is σ = 244547372160. Its totient is φ = 39812320000.

The previous prime is 102019110971. The next prime is 102019111067. The reversal of 102019111000 is 111910201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203136 + ... + 1285135.

It is an arithmetic number, because the mean of its divisors is an integer number (3821052690).

Almost surely, 2^102019111000 is an apocalyptic number.

102019111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102019111000 is an abundant number, since it is smaller than the sum of its proper divisors (142528261160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102019111000 is a wasteful number, since it uses less digits than its factorization.

102019111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488333 (or 2488319 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

The spelling of 102019111000 in words is "one hundred two billion, nineteen million, one hundred eleven thousand".