101111223321320 has 32 divisors (see below), whose sum is σ = 230704481387520. Its totient is φ = 39874848632640.

The previous prime is 101111223321247. The next prime is 101111223321337. The reversal of 101111223321320 is 23123322111101.

It is a happy number.

It is a super-3 number, since 3×101111223321320³ (a number of 43 digits) contains 333 as substring.

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, 17801268872 + ... + 17801274551.

It is an arithmetic number, because the mean of its divisors is an integer number (7209515043360).

Almost surely, 2^{101111223321320} is an apocalyptic number.

101111223321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111223321320 is an abundant number, since it is smaller than the sum of its proper divisors (129593258066200).

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

101111223321320 is a wasteful number, since it uses less digits than its factorization.

101111223321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35602543505 (or 35602543501 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 101111223321320 its reverse (23123322111101), we get a palindrome (124234545432421).

The spelling of 101111223321320 in words is "one hundred one trillion, one hundred eleven billion, two hundred twenty-three million, three hundred twenty-one thousand, three hundred twenty".