101001221111022 has 32 divisors (see below), whose sum is σ = 207692908061184. Its totient is φ = 32724722865600.

The previous prime is 101001221110969. The next prime is 101001221111027. The reversal of 101001221111022 is 220111122100101.

It is a happy number.

It is a super-2 number, since 2×101001221111022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101001221110992 and 101001221111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001221111027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757450068 + ... + 757583399.

It is an arithmetic number, because the mean of its divisors is an integer number (6490403376912).

Almost surely, 2^{101001221111022} is an apocalyptic number.

101001221111022 is an abundant number, since it is smaller than the sum of its proper divisors (106691686950162).

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

101001221111022 is a wasteful number, since it uses less digits than its factorization.

101001221111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515033784.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101001221111022 its reverse (220111122100101), we get a palindrome (321112343211123).

The spelling of 101001221111022 in words is "one hundred one trillion, one billion, two hundred twenty-one million, one hundred eleven thousand, twenty-two".