101010011202121 has 32 divisors (see below), whose sum is σ = 121811390853120. Its totient is φ = 81823667486400.

The previous prime is 101010011202097. The next prime is 101010011202361. The reversal of 101010011202121 is 121202110010101.

It is a happy number.

It is not a de Polignac number, because 101010011202121 - 2³¹ = 101007863718473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101010011202721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253698980 + ... + 1253779546.

It is an arithmetic number, because the mean of its divisors is an integer number (3806605964160).

Almost surely, 2^{101010011202121} is an apocalyptic number.

It is an amenable number.

101010011202121 is a deficient number, since it is larger than the sum of its proper divisors (20801379650999).

101010011202121 is a wasteful number, since it uses less digits than its factorization.

101010011202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103405.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101010011202121 its reverse (121202110010101), we get a palindrome (222212121212222).

The spelling of 101010011202121 in words is "one hundred one trillion, ten billion, eleven million, two hundred two thousand, one hundred twenty-one".