123203015150 has 12 divisors (see below), whose sum is σ = 229157608272. Its totient is φ = 49281206040.

The previous prime is 123203015147. The next prime is 123203015219. The reversal of 123203015150 is 51510302321.

It is a happy number.

It is a super-2 number, since 2×123203015150² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 1232030102 + ... + 1232030201.

It is an arithmetic number, because the mean of its divisors is an integer number (19096467356).

Almost surely, 2^123203015150 is an apocalyptic number.

123203015150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123203015150 is a deficient number, since it is larger than the sum of its proper divisors (105954593122).

123203015150 is a wasteful number, since it uses less digits than its factorization.

123203015150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464060315 (or 2464060310 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 123203015150 its reverse (51510302321), we get a palindrome (174713317471).

The spelling of 123203015150 in words is "one hundred twenty-three billion, two hundred three million, fifteen thousand, one hundred fifty".