101222212101 has 4 divisors (see below), whose sum is σ = 134962949472. Its totient is φ = 67481474732.

The previous prime is 101222212097. The next prime is 101222212111. The reversal of 101222212101 is 101212222101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101222212101 - 2² = 101222212097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222212111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16870368681 + ... + 16870368686.

It is an arithmetic number, because the mean of its divisors is an integer number (33740737368).

Almost surely, 2^101222212101 is an apocalyptic number.

It is an amenable number.

101222212101 is a deficient number, since it is larger than the sum of its proper divisors (33740737371).

101222212101 is an equidigital number, since it uses as much as digits as its factorization.

101222212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33740737370.

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

Adding to 101222212101 its reverse (101212222101), we get a palindrome (202434434202).

The spelling of 101222212101 in words is "one hundred one billion, two hundred twenty-two million, two hundred twelve thousand, one hundred one".