100020210321434 has 16 divisors (see below), whose sum is σ = 161591842159272. Its totient is φ = 46157250229248.

The previous prime is 100020210321419. The next prime is 100020210321467. The reversal of 100020210321434 is 434123012020001.

It can be written as a sum of positive squares in 4 ways, for example, as 95779555610209 + 4240654711225 = 9786703^2 + 2059285^2 .

It is a Curzon number.

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, 246617039 + ... + 247022274.

Almost surely, 2^{100020210321434} is an apocalyptic number.

100020210321434 is a deficient number, since it is larger than the sum of its proper divisors (61571631837838).

100020210321434 is a wasteful number, since it uses less digits than its factorization.

100020210321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493647121.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 100020210321434 its reverse (434123012020001), we get a palindrome (534143222341435).

The spelling of 100020210321434 in words is "one hundred trillion, twenty billion, two hundred ten million, three hundred twenty-one thousand, four hundred thirty-four".