101021101122222 has 32 divisors (see below), whose sum is σ = 224762788569600. Its totient is φ = 33632982462744.

The previous prime is 101021101122181. The next prime is 101021101122233. The reversal of 101021101122222 is 222221101120101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101021101122195 and 101021101122204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1131008022 + ... + 1131097337.

It is an arithmetic number, because the mean of its divisors is an integer number (7023837142800).

Almost surely, 2^{101021101122222} is an apocalyptic number.

101021101122222 is an abundant number, since it is smaller than the sum of its proper divisors (123741687447378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101021101122222 is a wasteful number, since it uses less digits than its factorization.

101021101122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262106197 (or 2262106191 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101021101122222 its reverse (222221101120101), we get a palindrome (323242202242323).

The spelling of 101021101122222 in words is "one hundred one trillion, twenty-one billion, one hundred one million, one hundred twenty-two thousand, two hundred twenty-two".