1201022101122 has 16 divisors (see below), whose sum is σ = 2453151526272. Its totient is φ = 391822813040.

The previous prime is 1201022101117. The next prime is 1201022101187. The reversal of 1201022101122 is 2211012201021.

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, 2129471529 + ... + 2129472092.

It is an arithmetic number, because the mean of its divisors is an integer number (153321970392).

Almost surely, 2^{1201022101122} is an apocalyptic number.

1201022101122 is an abundant number, since it is smaller than the sum of its proper divisors (1252129425150).

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

1201022101122 is a wasteful number, since it uses less digits than its factorization.

1201022101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4258943673.

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

Adding to 1201022101122 its reverse (2211012201021), we get a palindrome (3412034302143).

The spelling of 1201022101122 in words is "one trillion, two hundred one billion, twenty-two million, one hundred one thousand, one hundred twenty-two".