2045420212232 has 16 divisors (see below), whose sum is σ = 3870347880300. Its totient is φ = 1013327444160.

The previous prime is 2045420212207. The next prime is 2045420212247. The reversal of 2045420212232 is 2322120245402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1992292728196 + 53127484036 = 1411486^2 + 230494^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2045420212195 and 2045420212204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172831819 + ... + 1172833562.

Almost surely, 2^{2045420212232} is an apocalyptic number.

It is an amenable number.

2045420212232 is a deficient number, since it is larger than the sum of its proper divisors (1824927668068).

2045420212232 is a wasteful number, since it uses less digits than its factorization.

2045420212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345665496 (or 2345665492 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 2045420212232 its reverse (2322120245402), we get a palindrome (4367540457634).

The spelling of 2045420212232 in words is "two trillion, forty-five billion, four hundred twenty million, two hundred twelve thousand, two hundred thirty-two".