102122111000 has 512 divisors, whose sum is σ = 313841848320. Its totient is φ = 30182400000.

The previous prime is 102122110997. The next prime is 102122111029. The reversal of 102122111000 is 111221201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 388296869 + ... + 388297131.

It is an arithmetic number, because the mean of its divisors is an integer number (612972360).

Almost surely, 2^102122111000 is an apocalyptic number.

102122111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102122111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156920924160).

102122111000 is an abundant number, since it is smaller than the sum of its proper divisors (211719737320).

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

102122111000 is a wasteful number, since it uses less digits than its factorization.

102122111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102122111000 its reverse (111221201), we get a palindrome (102233332201).

It can be divided in two parts, 10212 and 2111000, that added together give a palindrome (2121212).

The spelling of 102122111000 in words is "one hundred two billion, one hundred twenty-two million, one hundred eleven thousand".