102020001011112 has 192 divisors, whose sum is σ = 266609141668800. Its totient is φ = 32527894272000.

The previous prime is 102020001011041. The next prime is 102020001011153. The reversal of 102020001011112 is 211110100020201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1367358064 + ... + 1367432672.

It is an arithmetic number, because the mean of its divisors is an integer number (1388589279525).

Almost surely, 2^{102020001011112} is an apocalyptic number.

102020001011112 is a gapful number since it is divisible by the number (12) 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 102020001011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133304570834400).

102020001011112 is an abundant number, since it is smaller than the sum of its proper divisors (164589140657688).

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

102020001011112 is a wasteful number, since it uses less digits than its factorization.

102020001011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75368 (or 75333 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102020001011112 its reverse (211110100020201), we get a palindrome (313130101031313).

The spelling of 102020001011112 in words is "one hundred two trillion, twenty billion, one million, eleven thousand, one hundred twelve".