101220212022 has 32 divisors (see below), whose sum is σ = 207934117632. Its totient is φ = 32824651104.

The previous prime is 101220212021. The next prime is 101220212047. The reversal of 101220212022 is 220212022101.

It is a junction number, because it is equal to n+sod(n) for n = 101220211992 and 101220212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220212021) 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, 2757433 + ... + 2793899.

It is an arithmetic number, because the mean of its divisors is an integer number (6497941176).

Almost surely, 2^101220212022 is an apocalyptic number.

101220212022 is an abundant number, since it is smaller than the sum of its proper divisors (106713905610).

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

101220212022 is a wasteful number, since it uses less digits than its factorization.

101220212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49012.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101220212022 its reverse (220212022101), we get a palindrome (321432234123).

It can be divided in two parts, 101 and 220212022, that multiplied together give a palindrome (22241414222).

The spelling of 101220212022 in words is "one hundred one billion, two hundred twenty million, two hundred twelve thousand, twenty-two".