1022100021201 has 32 divisors (see below), whose sum is σ = 1570113126400. Its totient is φ = 579324021696.

The previous prime is 1022100021197. The next prime is 1022100021209. The reversal of 1022100021201 is 1021200012201.

It is not a de Polignac number, because 1022100021201 - 2² = 1022100021197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022100021209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12090060 + ... + 12174306.

It is an arithmetic number, because the mean of its divisors is an integer number (49066035200).

Almost surely, 2^{1022100021201} is an apocalyptic number.

It is an amenable number.

1022100021201 is a deficient number, since it is larger than the sum of its proper divisors (548013105199).

1022100021201 is a wasteful number, since it uses less digits than its factorization.

1022100021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88933.

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

Adding to 1022100021201 its reverse (1021200012201), we get a palindrome (2043300033402).

The spelling of 1022100021201 in words is "one trillion, twenty-two billion, one hundred million, twenty-one thousand, two hundred one".