123010452021 has 8 divisors (see below), whose sum is σ = 164081973024. Its totient is φ = 81972949520.

The previous prime is 123010451969. The next prime is 123010452053. The reversal of 123010452021 is 120254010321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123010452021 - 2⁶ = 123010451957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123010442021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8496186 + ... + 8510651.

It is an arithmetic number, because the mean of its divisors is an integer number (20510246628).

Almost surely, 2^123010452021 is an apocalyptic number.

It is an amenable number.

123010452021 is a deficient number, since it is larger than the sum of its proper divisors (41071521003).

123010452021 is a wasteful number, since it uses less digits than its factorization.

123010452021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17009251.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 123010452021 its reverse (120254010321), we get a palindrome (243264462342).

The spelling of 123010452021 in words is "one hundred twenty-three billion, ten million, four hundred fifty-two thousand, twenty-one".