45010103021 has 16 divisors (see below), whose sum is σ = 48762416640. Its totient is φ = 41299778880.

The previous prime is 45010103009. The next prime is 45010103041. The reversal of 45010103021 is 12030101054.

It is a cyclic number.

It is not a de Polignac number, because 45010103021 - 2²⁶ = 44942994157 is a prime.

It is a super-2 number, since 2×45010103021² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45010103041) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1991975 + ... + 2014443.

It is an arithmetic number, because the mean of its divisors is an integer number (3047651040).

Almost surely, 2^45010103021 is an apocalyptic number.

It is an amenable number.

45010103021 is a deficient number, since it is larger than the sum of its proper divisors (3752313619).

45010103021 is a wasteful number, since it uses less digits than its factorization.

45010103021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23396.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 45010103021 its reverse (12030101054), we get a palindrome (57040204075).

The spelling of 45010103021 in words is "forty-five billion, ten million, one hundred three thousand, twenty-one".