101231222321022 has 16 divisors (see below), whose sum is σ = 202463377273872. Its totient is φ = 33743585335040.

The previous prime is 101231222320993. The next prime is 101231222321029. The reversal of 101231222321022 is 220123222132101.

It is a junction number, because it is equal to n+sod(n) for n = 101231222320983 and 101231222321001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101231222321029) 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, 37444629 + ... + 40056992.

It is an arithmetic number, because the mean of its divisors is an integer number (12653961079617).

Almost surely, 2^{101231222321022} is an apocalyptic number.

101231222321022 is an abundant number, since it is smaller than the sum of its proper divisors (101232154952850).

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

101231222321022 is a wasteful number, since it uses less digits than its factorization.

101231222321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77719323.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 101231222321022 its reverse (220123222132101), we get a palindrome (321354444453123).

The spelling of 101231222321022 in words is "one hundred one trillion, two hundred thirty-one billion, two hundred twenty-two million, three hundred twenty-one thousand, twenty-two".