910202020122121 has 8 divisors (see below), whose sum is σ = 910383570180864. Its totient is φ = 910020472959360.

The previous prime is 910202020122119. The next prime is 910202020122127. The reversal of 910202020122121 is 121221020202019.

It is a happy number.

910202020122121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 910202020122121 - 2¹ = 910202020122119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (910202020122127) 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, 694194460 + ... + 695504386.

It is an arithmetic number, because the mean of its divisors is an integer number (113797946272608).

Almost surely, 2^{910202020122121} is an apocalyptic number.

It is an amenable number.

910202020122121 is a deficient number, since it is larger than the sum of its proper divisors (181550058743).

910202020122121 is a wasteful number, since it uses less digits than its factorization.

910202020122121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447991.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 910202020122121 in words is "nine hundred ten trillion, two hundred two billion, twenty million, one hundred twenty-two thousand, one hundred twenty-one".