101020112113212 has 72 divisors (see below), whose sum is σ = 259545027242592. Its totient is φ = 33121034006400.

The previous prime is 101020112113211. The next prime is 101020112113237. The reversal of 101020112113212 is 212311211020101.

It is a happy number.

101020112113212 is a `hidden beast` number, since 10 + 10 + 201 + 121 + 1 + 321 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020112113211) 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, 390804913 + ... + 391063319.

It is an arithmetic number, because the mean of its divisors is an integer number (3604792045036).

Almost surely, 2^{101020112113212} is an apocalyptic number.

101020112113212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101020112113212 is an abundant number, since it is smaller than the sum of its proper divisors (158524915129380).

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

101020112113212 is a wasteful number, since it uses less digits than its factorization.

101020112113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436499 (or 436494 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 101020112113212 its reverse (212311211020101), we get a palindrome (313331323133313).

The spelling of 101020112113212 in words is "one hundred one trillion, twenty billion, one hundred twelve million, one hundred thirteen thousand, two hundred twelve".