1021201010022 has 32 divisors (see below), whose sum is σ = 2134070696448. Its totient is φ = 325162065536.

The previous prime is 1021201010017. The next prime is 1021201010023. The reversal of 1021201010022 is 2200101021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021201010023) 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, 4877283 + ... + 5082350.

It is an arithmetic number, because the mean of its divisors is an integer number (66689709264).

Almost surely, 2^{1021201010022} is an apocalyptic number.

1021201010022 is an abundant number, since it is smaller than the sum of its proper divisors (1112869686426).

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

1021201010022 is a wasteful number, since it uses less digits than its factorization.

1021201010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9960404.

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

Adding to 1021201010022 its reverse (2200101021201), we get a palindrome (3221302031223).

The spelling of 1021201010022 in words is "one trillion, twenty-one billion, two hundred one million, ten thousand, twenty-two".