100220001210012 has 48 divisors (see below), whose sum is σ = 233883891610880. Its totient is φ = 33401350156032.

The previous prime is 100220001209959. The next prime is 100220001210023. The reversal of 100220001210012 is 210012100022001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 100220001210012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2783329713 + ... + 2783365719.

Almost surely, 2^{100220001210012} is an apocalyptic number.

100220001210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100220001210012 is an abundant number, since it is smaller than the sum of its proper divisors (133663890400868).

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

100220001210012 is a wasteful number, since it uses less digits than its factorization.

100220001210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66490 (or 66488 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100220001210012 its reverse (210012100022001), we get a palindrome (310232101232013).

The spelling of 100220001210012 in words is "one hundred trillion, two hundred twenty billion, one million, two hundred ten thousand, twelve".