100012222210020 has 96 divisors (see below), whose sum is σ = 281627727897600. Its totient is φ = 26518194240384.

The previous prime is 100012222209997. The next prime is 100012222210063. The reversal of 100012222210020 is 20012222210001.

It is a super-3 number, since 3×100012222210020³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104636641 + ... + 105588119.

It is an arithmetic number, because the mean of its divisors is an integer number (2933622165600).

Almost surely, 2^{100012222210020} is an apocalyptic number.

100012222210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012222210020 is an abundant number, since it is smaller than the sum of its proper divisors (181615505687580).

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

100012222210020 is a wasteful number, since it uses less digits than its factorization.

100012222210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961457 (or 961455 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100012222210020 its reverse (20012222210001), we get a palindrome (120024444420021).

The spelling of 100012222210020 in words is "one hundred trillion, twelve billion, two hundred twenty-two million, two hundred ten thousand, twenty".