101123021434432 has 14 divisors (see below), whose sum is σ = 200665995659078. Its totient is φ = 50561510717184.

The previous prime is 101123021434429. The next prime is 101123021434607. The reversal of 101123021434432 is 234434120321101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 72359793679936 + 28763227754496 = 8506456^2 + 5363136^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101123021434394 and 101123021434403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 790023604893 + ... + 790023605020.

Almost surely, 2^{101123021434432} is an apocalyptic number.

It is an amenable number.

101123021434432 is a deficient number, since it is larger than the sum of its proper divisors (99542974224646).

101123021434432 is an equidigital number, since it uses as much as digits as its factorization.

101123021434432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580047209925 (or 1580047209915 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 101123021434432 its reverse (234434120321101), we get a palindrome (335557141755533).

The spelling of 101123021434432 in words is "one hundred one trillion, one hundred twenty-three billion, twenty-one million, four hundred thirty-four thousand, four hundred thirty-two".