101212102021022 has 4 divisors (see below), whose sum is σ = 151818153031536. Its totient is φ = 50606051010510.

The previous prime is 101212102021013. The next prime is 101212102021073. The reversal of 101212102021022 is 220120201212101.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25303025505254 + ... + 25303025505257.

It is an arithmetic number, because the mean of its divisors is an integer number (37954538257884).

Almost surely, 2^{101212102021022} is an apocalyptic number.

101212102021022 is a deficient number, since it is larger than the sum of its proper divisors (50606051010514).

101212102021022 is an equidigital number, since it uses as much as digits as its factorization.

101212102021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50606051010513.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101212102021022 its reverse (220120201212101), we get a palindrome (321332303233123).

The spelling of 101212102021022 in words is "one hundred one trillion, two hundred twelve billion, one hundred two million, twenty-one thousand, twenty-two".