101222421004 has 24 divisors (see below), whose sum is σ = 181420763328. Its totient is φ = 49394019840.

The previous prime is 101222420989. The next prime is 101222421161. The reversal of 101222421004 is 400124222101.

It is a super-2 number, since 2×101222421004² (a number of 23 digits) contains 22 as substring.

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, 696267 + ... + 828994.

It is an arithmetic number, because the mean of its divisors is an integer number (7559198472).

Almost surely, 2^101222421004 is an apocalyptic number.

It is an amenable number.

101222421004 is a deficient number, since it is larger than the sum of its proper divisors (80198342324).

101222421004 is a wasteful number, since it uses less digits than its factorization.

101222421004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525665 (or 1525663 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 101222421004 its reverse (400124222101), we get a palindrome (501346643105).

The spelling of 101222421004 in words is "one hundred one billion, two hundred twenty-two million, four hundred twenty-one thousand, four".