102200520700 has 72 divisors (see below), whose sum is σ = 231891408000. Its totient is φ = 39022737600.

The previous prime is 102200520691. The next prime is 102200520701. The reversal of 102200520700 is 7025002201.

It is a super-2 number, since 2×102200520700² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102200520701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1084051 + ... + 1174549.

It is an arithmetic number, because the mean of its divisors is an integer number (3220714000).

Almost surely, 2^102200520700 is an apocalyptic number.

102200520700 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 102200520700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115945704000).

102200520700 is an abundant number, since it is smaller than the sum of its proper divisors (129690887300).

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

102200520700 is a wasteful number, since it uses less digits than its factorization.

102200520700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91027 (or 91020 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

Adding to 102200520700 its reverse (7025002201), we get a palindrome (109225522901).

The spelling of 102200520700 in words is "one hundred two billion, two hundred million, five hundred twenty thousand, seven hundred".