101212020012021 has 8 divisors (see below), whose sum is σ = 134953512817344. Its totient is φ = 67472603607360.

The previous prime is 101212020012011. The next prime is 101212020012101. The reversal of 101212020012021 is 120210020212101.

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

It is not a de Polignac number, because 101212020012021 - 2⁵ = 101212020011989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101212020012001) 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, 518986425 + ... + 519181406.

It is an arithmetic number, because the mean of its divisors is an integer number (16869189102168).

Almost surely, 2^{101212020012021} is an apocalyptic number.

It is an amenable number.

101212020012021 is a deficient number, since it is larger than the sum of its proper divisors (33741492805323).

101212020012021 is a wasteful number, since it uses less digits than its factorization.

101212020012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038200331.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101212020012021 its reverse (120210020212101), we get a palindrome (221422040224122).

The spelling of 101212020012021 in words is "one hundred one trillion, two hundred twelve billion, twenty million, twelve thousand, twenty-one".