101211222022 has 16 divisors (see below), whose sum is σ = 158721666912. Its totient is φ = 48312447040.

The previous prime is 101211222017. The next prime is 101211222071. The reversal of 101211222022 is 220222112101.

It is a happy number.

It is a super-2 number, since 2×101211222022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101211221987 and 101211222005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2087593 + ... + 2135524.

It is an arithmetic number, because the mean of its divisors is an integer number (9920104182).

Almost surely, 2^101211222022 is an apocalyptic number.

101211222022 is a deficient number, since it is larger than the sum of its proper divisors (57510444890).

101211222022 is a wasteful number, since it uses less digits than its factorization.

101211222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4223663.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101211222022 its reverse (220222112101), we get a palindrome (321433334123).

The spelling of 101211222022 in words is "one hundred one billion, two hundred eleven million, two hundred twenty-two thousand, twenty-two".