101221301022 has 16 divisors (see below), whose sum is σ = 202503453840. Its totient is φ = 33730291712.

The previous prime is 101221301003. The next prime is 101221301063. The reversal of 101221301022 is 220103122101.

It is a junction number, because it is equal to n+sod(n) for n = 101221300992 and 101221301010.

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 7 ways as a sum of consecutive naturals, for example, 2513853 + ... + 2553800.

It is an arithmetic number, because the mean of its divisors is an integer number (12656465865).

Almost surely, 2^101221301022 is an apocalyptic number.

101221301022 is an abundant number, since it is smaller than the sum of its proper divisors (101282152818).

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

101221301022 is a wasteful number, since it uses less digits than its factorization.

101221301022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070987.

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

Adding to 101221301022 its reverse (220103122101), we get a palindrome (321324423123).

The spelling of 101221301022 in words is "one hundred one billion, two hundred twenty-one million, three hundred one thousand, twenty-two".