111321012130 has 8 divisors (see below), whose sum is σ = 200377821852. Its totient is φ = 44528404848.

The previous prime is 111321012107. The next prime is 111321012193. The reversal of 111321012130 is 31210123111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107327656881 + 3993355249 = 327609^2 + 63193^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5566050597 + ... + 5566050616.

Almost surely, 2^111321012130 is an apocalyptic number.

111321012130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111321012130 is a deficient number, since it is larger than the sum of its proper divisors (89056809722).

111321012130 is a wasteful number, since it uses less digits than its factorization.

111321012130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11132101220.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111321012130 its reverse (31210123111), we get a palindrome (142531135241).

The spelling of 111321012130 in words is "one hundred eleven billion, three hundred twenty-one million, twelve thousand, one hundred thirty".