100020123320198 has 32 divisors (see below), whose sum is σ = 164460756542400. Its totient is φ = 45409991947264.

The previous prime is 100020123320153. The next prime is 100020123320203. The reversal of 100020123320198 is 891023321020001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38077490 + ... + 40619397.

It is an arithmetic number, because the mean of its divisors is an integer number (5139398641950).

Almost surely, 2^{100020123320198} is an apocalyptic number.

100020123320198 is a deficient number, since it is larger than the sum of its proper divisors (64440633222202).

100020123320198 is a wasteful number, since it uses less digits than its factorization.

100020123320198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78698224.

The product of its (nonzero) digits is 5184, while the sum is 32.

Adding to 100020123320198 its reverse (891023321020001), we get a palindrome (991043444340199).

The spelling of 100020123320198 in words is "one hundred trillion, twenty billion, one hundred twenty-three million, three hundred twenty thousand, one hundred ninety-eight".