1001222101122 has 16 divisors (see below), whose sum is σ = 2002770247680. Its totient is φ = 333686359472.

The previous prime is 1001222101111. The next prime is 1001222101147. The reversal of 1001222101122 is 2211012221001.

1001222101122 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 13545297 + ... + 13619012.

It is an arithmetic number, because the mean of its divisors is an integer number (125173140480).

Almost surely, 2^{1001222101122} is an apocalyptic number.

1001222101122 is an abundant number, since it is smaller than the sum of its proper divisors (1001548146558).

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

1001222101122 is a wasteful number, since it uses less digits than its factorization.

1001222101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27170457.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1001222101122 its reverse (2211012221001), we get a palindrome (3212234322123).

The spelling of 1001222101122 in words is "one trillion, one billion, two hundred twenty-two million, one hundred one thousand, one hundred twenty-two".