100422203636 has 12 divisors (see below), whose sum is σ = 175742488740. Its totient is φ = 50210064000.

The previous prime is 100422203621. The next prime is 100422203639. The reversal of 100422203636 is 636302224001.

It can be written as a sum of positive squares in 2 ways, for example, as 14927952400 + 85494251236 = 122180^2 + 292394^2 .

It is a super-2 number, since 2×100422203636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100422203599 and 100422203608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100422203639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16451 + ... + 448458.

It is an arithmetic number, because the mean of its divisors is an integer number (14645207395).

Almost surely, 2^100422203636 is an apocalyptic number.

It is an amenable number.

100422203636 is a deficient number, since it is larger than the sum of its proper divisors (75320285104).

100422203636 is a wasteful number, since it uses less digits than its factorization.

100422203636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518914 (or 518912 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 100422203636 its reverse (636302224001), we get a palindrome (736724427637).

The spelling of 100422203636 in words is "one hundred billion, four hundred twenty-two million, two hundred three thousand, six hundred thirty-six".