101203121022 has 64 divisors (see below), whose sum is σ = 219569543424. Its totient is φ = 30973017600.

The previous prime is 101203120987. The next prime is 101203121053. The reversal of 101203121022 is 220121302101.

It is a junction number, because it is equal to n+sod(n) for n = 101203120992 and 101203121010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3613272 + ... + 3641172.

It is an arithmetic number, because the mean of its divisors is an integer number (3430774116).

Almost surely, 2^101203121022 is an apocalyptic number.

101203121022 is an abundant number, since it is smaller than the sum of its proper divisors (118366422402).

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

101203121022 is a wasteful number, since it uses less digits than its factorization.

101203121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28793.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 101203121022 its reverse (220121302101), we get a palindrome (321324423123).

The spelling of 101203121022 in words is "one hundred one billion, two hundred three million, one hundred twenty-one thousand, twenty-two".