100010021221012 has 24 divisors (see below), whose sum is σ = 201855088709120. Its totient is φ = 42468213466080.

The previous prime is 100010021221001. The next prime is 100010021221147. The reversal of 100010021221012 is 210122120010001.

It is a junction number, because it is equal to n+sod(n) for n = 100010021220983 and 100010021221001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16384338564 + ... + 16384344667.

Almost surely, 2^{100010021221012} is an apocalyptic number.

It is an amenable number.

100010021221012 is an abundant number, since it is smaller than the sum of its proper divisors (101845067488108).

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

100010021221012 is a wasteful number, since it uses less digits than its factorization.

100010021221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32768683351 (or 32768683349 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100010021221012 its reverse (210122120010001), we get a palindrome (310132141231013).

The spelling of 100010021221012 in words is "one hundred trillion, ten billion, twenty-one million, two hundred twenty-one thousand, twelve".