101210101010121 has 8 divisors (see below), whose sum is σ = 136282908291264. Its totient is φ = 66805347201200.

The previous prime is 101210101010093. The next prime is 101210101010131. The reversal of 101210101010121 is 121010101012101.

101210101010121 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

It is not a de Polignac number, because 101210101010121 - 2⁵ = 101210101010089 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 101210101010097 and 101210101010106.

It is not an unprimeable number, because it can be changed into a prime (101210101010131) 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, 167013367701 + ... + 167013368306.

It is an arithmetic number, because the mean of its divisors is an integer number (17035363536408).

Almost surely, 2^{101210101010121} is an apocalyptic number.

It is an amenable number.

101210101010121 is a deficient number, since it is larger than the sum of its proper divisors (35072807281143).

101210101010121 is a wasteful number, since it uses less digits than its factorization.

101210101010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334026736111.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101210101010121 its reverse (121010101012101), we get a palindrome (222220202022222).

The spelling of 101210101010121 in words is "one hundred one trillion, two hundred ten billion, one hundred one million, ten thousand, one hundred twenty-one".