10001201021122 has 16 divisors (see below), whose sum is σ = 15207635328480. Its totient is φ = 4931992215072.

The previous prime is 10001201021057. The next prime is 10001201021197. The reversal of 10001201021122 is 22112010210001.

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, 6239553 + ... + 7676875.

It is an arithmetic number, because the mean of its divisors is an integer number (950477208030).

Almost surely, 2^{10001201021122} is an apocalyptic number.

10001201021122 is a deficient number, since it is larger than the sum of its proper divisors (5206434307358).

10001201021122 is a wasteful number, since it uses less digits than its factorization.

10001201021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485057.

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

Adding to 10001201021122 its reverse (22112010210001), we get a palindrome (32113211231123).

The spelling of 10001201021122 in words is "ten trillion, one billion, two hundred one million, twenty-one thousand, one hundred twenty-two".