111321222120130 has 32 divisors (see below), whose sum is σ = 218666999055168. Its totient is φ = 40467000100800.

The previous prime is 111321222120041. The next prime is 111321222120139. The reversal of 111321222120130 is 31021222123111.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (111321222120139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167721117 + ... + 168383536.

It is an arithmetic number, because the mean of its divisors is an integer number (6833343720474).

Almost surely, 2^{111321222120130} is an apocalyptic number.

111321222120130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111321222120130 is a deficient number, since it is larger than the sum of its proper divisors (107345776935038).

111321222120130 is a wasteful number, since it uses less digits than its factorization.

111321222120130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336107682.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111321222120130 its reverse (31021222123111), we get a palindrome (142342444243241).

The spelling of 111321222120130 in words is "one hundred eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, one hundred twenty thousand, one hundred thirty".