100121120002212 has 48 divisors (see below), whose sum is σ = 239936117645952. Its totient is φ = 32470871915520.

The previous prime is 100121120002147. The next prime is 100121120002219. The reversal of 100121120002212 is 212200021121001.

It is a junction number, because it is equal to n+sod(n) for n = 100121120002191 and 100121120002200.

It is not an unprimeable number, because it can be changed into a prime (100121120002219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14316628 + ... + 20129780.

It is an arithmetic number, because the mean of its divisors is an integer number (4998669117624).

Almost surely, 2^{100121120002212} is an apocalyptic number.

100121120002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100121120002212 is an abundant number, since it is smaller than the sum of its proper divisors (139814997643740).

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

100121120002212 is a wasteful number, since it uses less digits than its factorization.

100121120002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5851988 (or 5851986 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100121120002212 its reverse (212200021121001), we get a palindrome (312321141123213).

The spelling of 100121120002212 in words is "one hundred trillion, one hundred twenty-one billion, one hundred twenty million, two thousand, two hundred twelve".