100421042433232 has 10 divisors (see below), whose sum is σ = 194565769714418. Its totient is φ = 50210521216608.

The previous prime is 100421042433137. The next prime is 100421042433241. The reversal of 100421042433232 is 232334240124001.

It can be written as a sum of positive squares in only one way, i.e., 61461774139536 + 38959268293696 = 7839756^2 + 6241736^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100421042433194 and 100421042433203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3138157576023 + ... + 3138157576054.

Almost surely, 2^{100421042433232} is an apocalyptic number.

It is an amenable number.

100421042433232 is a deficient number, since it is larger than the sum of its proper divisors (94144727281186).

100421042433232 is an equidigital number, since it uses as much as digits as its factorization.

100421042433232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276315152085 (or 6276315152079 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 100421042433232 its reverse (232334240124001), we get a palindrome (332755282557233).

The spelling of 100421042433232 in words is "one hundred trillion, four hundred twenty-one billion, forty-two million, four hundred thirty-three thousand, two hundred thirty-two".