3550112121 has 16 divisors (see below), whose sum is σ = 4846716864. Its totient is φ = 2310196224.

The previous prime is 3550112113. The next prime is 3550112179. The reversal of 3550112121 is 1212110553.

It is not a de Polignac number, because 3550112121 - 2³ = 3550112113 is a prime.

It is a super-2 number, since 2×3550112121² = 25206592143342237282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3550112101) 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, 210805 + ... + 227021.

It is an arithmetic number, because the mean of its divisors is an integer number (302919804).

Almost surely, 2^3550112121 is an apocalyptic number.

It is an amenable number.

3550112121 is a deficient number, since it is larger than the sum of its proper divisors (1296604743).

3550112121 is a wasteful number, since it uses less digits than its factorization.

3550112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17960.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 3550112121 is about 59582.8173301666. The cubic root of 3550112121 is about 1525.5063617780.

Adding to 3550112121 its reverse (1212110553), we get a palindrome (4762222674).

The spelling of 3550112121 in words is "three billion, five hundred fifty million, one hundred twelve thousand, one hundred twenty-one".