150121105212 has 24 divisors (see below), whose sum is σ = 377227392976. Its totient is φ = 46191109248.

The previous prime is 150121105159. The next prime is 150121105213. The reversal of 150121105212 is 212501121051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150121105213) 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, 481157233 + ... + 481157544.

Almost surely, 2^150121105212 is an apocalyptic number.

150121105212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

150121105212 is an abundant number, since it is smaller than the sum of its proper divisors (227106287764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150121105212 is a wasteful number, since it uses less digits than its factorization.

150121105212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962314797 (or 962314795 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 21.

Adding to 150121105212 its reverse (212501121051), we get a palindrome (362622226263).

The spelling of 150121105212 in words is "one hundred fifty billion, one hundred twenty-one million, one hundred five thousand, two hundred twelve".