150011212252 has 24 divisors (see below), whose sum is σ = 303231222000. Its totient is φ = 64175919360.

The previous prime is 150011212223. The next prime is 150011212279. The reversal of 150011212252 is 252212110051.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100274127 + ... + 100275622.

It is an arithmetic number, because the mean of its divisors is an integer number (12634634250).

Almost surely, 2^150011212252 is an apocalyptic number.

It is an amenable number.

150011212252 is an abundant number, since it is smaller than the sum of its proper divisors (153220009748).

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

150011212252 is a wasteful number, since it uses less digits than its factorization.

150011212252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200549781 (or 200549779 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

It can be divided in two parts, 150011 and 212252, that added together give a palindrome (362263).

The spelling of 150011212252 in words is "one hundred fifty billion, eleven million, two hundred twelve thousand, two hundred fifty-two".