101221223160 has 32 divisors (see below), whose sum is σ = 303663669840. Its totient is φ = 26992326144.

The previous prime is 101221223141. The next prime is 101221223171. The reversal of 101221223160 is 61322122101.

It is a super-3 number, since 3×101221223160³ (a number of 34 digits) contains 333 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421754977 + ... + 421755216.

Almost surely, 2^101221223160 is an apocalyptic number.

101221223160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101221223160 is an abundant number, since it is smaller than the sum of its proper divisors (202442446680).

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

101221223160 is a wasteful number, since it uses less digits than its factorization.

101221223160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843510207 (or 843510203 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 101221223160 its reverse (61322122101), we get a palindrome (162543345261).

The spelling of 101221223160 in words is "one hundred one billion, two hundred twenty-one million, two hundred twenty-three thousand, one hundred sixty".