102011203012220 has 12 divisors (see below), whose sum is σ = 214223526325704. Its totient is φ = 40804481204880.

The previous prime is 102011203012217. The next prime is 102011203012241. The reversal of 102011203012220 is 22210302110201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550280075286 + ... + 2550280075325.

It is an arithmetic number, because the mean of its divisors is an integer number (17851960527142).

Almost surely, 2^{102011203012220} is an apocalyptic number.

102011203012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011203012220 is an abundant number, since it is smaller than the sum of its proper divisors (112212323313484).

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

102011203012220 is a wasteful number, since it uses less digits than its factorization.

102011203012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100560150620 (or 5100560150618 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 102011203012220 its reverse (22210302110201), we get a palindrome (124221505122421).

The spelling of 102011203012220 in words is "one hundred two trillion, eleven billion, two hundred three million, twelve thousand, two hundred twenty".