101221236162 has 24 divisors (see below), whose sum is σ = 219788428860. Its totient is φ = 33667219680.

The previous prime is 101221236131. The next prime is 101221236217. The reversal of 101221236162 is 261632122101.

101221236162 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 21 + 23 + 616 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 95319770121 + 5901466041 = 308739^2 + 76821^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6090837 + ... + 6107432.

Almost surely, 2^101221236162 is an apocalyptic number.

101221236162 is an abundant number, since it is smaller than the sum of its proper divisors (118567192698).

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

101221236162 is a wasteful number, since it uses less digits than its factorization.

101221236162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12198738 (or 12198735 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 101221236162 its reverse (261632122101), we get a palindrome (362853358263).

The spelling of 101221236162 in words is "one hundred one billion, two hundred twenty-one million, two hundred thirty-six thousand, one hundred sixty-two".