111033020342129 has 12 divisors (see below), whose sum is σ = 113808849165468. Its totient is φ = 108323322994560.

The previous prime is 111033020342093. The next prime is 111033020342159. The reversal of 111033020342129 is 921243020330111.

It can be written as a sum of positive squares in 6 ways, for example, as 30197223040000 + 80835797302129 = 5495200^2 + 8990873^2 .

It is not a de Polignac number, because 111033020342129 - 2¹² = 111033020338033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111033020342095 and 111033020342104.

It is not an unprimeable number, because it can be changed into a prime (111033020342159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124914347 + ... + 125800079.

It is an arithmetic number, because the mean of its divisors is an integer number (9484070763789).

Almost surely, 2^{111033020342129} is an apocalyptic number.

It is an amenable number.

111033020342129 is a deficient number, since it is larger than the sum of its proper divisors (2775828823339).

111033020342129 is an frugal number, since it uses more digits than its factorization.

111033020342129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960388 (or 960347 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 111033020342129 in words is "one hundred eleven trillion, thirty-three billion, twenty million, three hundred forty-two thousand, one hundred twenty-nine".