100111010021052 has 12 divisors (see below), whose sum is σ = 233592356715816. Its totient is φ = 33370336673680.

The previous prime is 100111010021051. The next prime is 100111010021059. The reversal of 100111010021052 is 250120010111001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111010021051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4171292084199 + ... + 4171292084222.

It is an arithmetic number, because the mean of its divisors is an integer number (19466029726318).

Almost surely, 2^{100111010021052} is an apocalyptic number.

100111010021052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100111010021052 is an abundant number, since it is smaller than the sum of its proper divisors (133481346694764).

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

100111010021052 is a wasteful number, since it uses less digits than its factorization.

100111010021052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8342584168428 (or 8342584168426 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 100111010021052 its reverse (250120010111001), we get a palindrome (350231020132053).

The spelling of 100111010021052 in words is "one hundred trillion, one hundred eleven billion, ten million, twenty-one thousand, fifty-two".