102011301200020 has 96 divisors (see below), whose sum is σ = 215403041992320. Its totient is φ = 40580327047680.

The previous prime is 102011301199999. The next prime is 102011301200057. The reversal of 102011301200020 is 20002103110201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21598833379 + ... + 21598838101.

It is an arithmetic number, because the mean of its divisors is an integer number (2243781687420).

Almost surely, 2^{102011301200020} is an apocalyptic number.

102011301200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011301200020 is an abundant number, since it is smaller than the sum of its proper divisors (113391740792300).

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

102011301200020 is a wasteful number, since it uses less digits than its factorization.

102011301200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9305 (or 9303 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102011301200020 its reverse (20002103110201), we get a palindrome (122013404310221).

The spelling of 102011301200020 in words is "one hundred two trillion, eleven billion, three hundred one million, two hundred thousand, twenty".