100420502414522 has 4 divisors (see below), whose sum is σ = 150630753621786. Its totient is φ = 50210251207260.

The previous prime is 100420502414461. The next prime is 100420502414539. The reversal of 100420502414522 is 225414205024001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 97764811736881 + 2655690677641 = 9887609^2 + 1629629^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105125603629 + ... + 25105125603632.

Almost surely, 2^{100420502414522} is an apocalyptic number.

100420502414522 is a deficient number, since it is larger than the sum of its proper divisors (50210251207264).

100420502414522 is an equidigital number, since it uses as much as digits as its factorization.

100420502414522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50210251207263.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 100420502414522 its reverse (225414205024001), we get a palindrome (325834707438523).

The spelling of 100420502414522 in words is "one hundred trillion, four hundred twenty billion, five hundred two million, four hundred fourteen thousand, five hundred twenty-two".