100200120321012 has 24 divisors (see below), whose sum is σ = 233899727978112. Its totient is φ = 33385833360000.

The previous prime is 100200120320983. The next prime is 100200120321019. The reversal of 100200120321012 is 210123021002001.

It is a super-2 number, since 2×100200120321012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100200120320982 and 100200120321000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100200120321019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1775813989 + ... + 1775870412.

It is an arithmetic number, because the mean of its divisors is an integer number (9745821999088).

Almost surely, 2^{100200120321012} is an apocalyptic number.

100200120321012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100200120321012 is an abundant number, since it is smaller than the sum of its proper divisors (133699607657100).

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

100200120321012 is a wasteful number, since it uses less digits than its factorization.

100200120321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551686759 (or 3551686757 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100200120321012 its reverse (210123021002001), we get a palindrome (310323141323013).

The spelling of 100200120321012 in words is "one hundred trillion, two hundred billion, one hundred twenty million, three hundred twenty-one thousand, twelve".