101202021011121 has 16 divisors (see below), whose sum is σ = 138472669661760. Its totient is φ = 65705538874880.

The previous prime is 101202021011107. The next prime is 101202021011149. The reversal of 101202021011121 is 121110120202101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101202021011121 - 2¹⁷ = 101202020880049 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 101202021011121.

It is not an unprimeable number, because it can be changed into a prime (101202021011321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 730641816 + ... + 730780313.

It is an arithmetic number, because the mean of its divisors is an integer number (8654541853860).

Almost surely, 2^{101202021011121} is an apocalyptic number.

It is an amenable number.

101202021011121 is a deficient number, since it is larger than the sum of its proper divisors (37270648650639).

101202021011121 is a wasteful number, since it uses less digits than its factorization.

101202021011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461422736.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101202021011121 its reverse (121110120202101), we get a palindrome (222312141213222).

The spelling of 101202021011121 in words is "one hundred one trillion, two hundred two billion, twenty-one million, eleven thousand, one hundred twenty-one".