1201102100122 has 16 divisors (see below), whose sum is σ = 1807393772160. Its totient is φ = 598639016448.

The previous prime is 1201102100041. The next prime is 1201102100123. The reversal of 1201102100122 is 2210012011021.

It is not an unprimeable number, because it can be changed into a prime (1201102100123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1223898 + ... + 1974874.

It is an arithmetic number, because the mean of its divisors is an integer number (112962110760).

Almost surely, 2^{1201102100122} is an apocalyptic number.

1201102100122 is a deficient number, since it is larger than the sum of its proper divisors (606291672038).

1201102100122 is a wasteful number, since it uses less digits than its factorization.

1201102100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753525.

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

Adding to 1201102100122 its reverse (2210012011021), we get a palindrome (3411114111143).

The spelling of 1201102100122 in words is "one trillion, two hundred one billion, one hundred two million, one hundred thousand, one hundred twenty-two".