150200455021 has 2 divisors, whose sum is σ = 150200455022. Its totient is φ = 150200455020.

The previous prime is 150200454953. The next prime is 150200455043. The reversal of 150200455021 is 120554002051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109636480996 + 40563974025 = 331114^2 + 201405^2 .

It is a cyclic number.

It is not a de Polignac number, because 150200455021 - 2²⁵ = 150166900589 is a prime.

It is a super-2 number, since 2×150200455021² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150200450021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75100227510 + 75100227511.

It is an arithmetic number, because the mean of its divisors is an integer number (75100227511).

Almost surely, 2^150200455021 is an apocalyptic number.

It is an amenable number.

150200455021 is a deficient number, since it is larger than the sum of its proper divisors (1).

150200455021 is an equidigital number, since it uses as much as digits as its factorization.

150200455021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 150200455021 its reverse (120554002051), we get a palindrome (270754457072).

The spelling of 150200455021 in words is "one hundred fifty billion, two hundred million, four hundred fifty-five thousand, twenty-one".