100220021020001 has 16 divisors (see below), whose sum is σ = 104915824358400. Its totient is φ = 95615800358400.

The previous prime is 100220021019991. The next prime is 100220021020069. The reversal of 100220021020001 is 100020120022001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220021020001 is a prime.

It is a super-2 number, since 2×100220021020001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220021029001) 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, 38736905 + ... + 41243033.

It is an arithmetic number, because the mean of its divisors is an integer number (6557239022400).

Almost surely, 2^{100220021020001} is an apocalyptic number.

It is an amenable number.

100220021020001 is a deficient number, since it is larger than the sum of its proper divisors (4695803338399).

100220021020001 is a wasteful number, since it uses less digits than its factorization.

100220021020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524400.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100220021020001 its reverse (100020120022001), we get a palindrome (200240141042002).

The spelling of 100220021020001 in words is "one hundred trillion, two hundred twenty billion, twenty-one million, twenty thousand, one".