112103117661 has 8 divisors (see below), whose sum is σ = 149480196544. Its totient is φ = 74730725280.

The previous prime is 112103117657. The next prime is 112103117681. The reversal of 112103117661 is 166711301211.

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

It is not a de Polignac number, because 112103117661 - 2² = 112103117657 is a prime.

It is a super-2 number, since 2×112103117661² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112103117681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115425 + ... + 1211766.

It is an arithmetic number, because the mean of its divisors is an integer number (18685024568).

Almost surely, 2^112103117661 is an apocalyptic number.

It is an amenable number.

112103117661 is a deficient number, since it is larger than the sum of its proper divisors (37377078883).

112103117661 is a wasteful number, since it uses less digits than its factorization.

112103117661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343251.

The product of its (nonzero) digits is 1512, while the sum is 30.

Adding to 112103117661 its reverse (166711301211), we get a palindrome (278814418872).

The spelling of 112103117661 in words is "one hundred twelve billion, one hundred three million, one hundred seventeen thousand, six hundred sixty-one".