3445120231 has 16 divisors (see below), whose sum is σ = 3982878720. Its totient is φ = 2918946240.

The previous prime is 3445120229. The next prime is 3445120247. The reversal of 3445120231 is 1320215443.

It is not a de Polignac number, because 3445120231 - 2¹ = 3445120229 is a prime.

It is a super-2 number, since 2×3445120231² = 23737706812090986722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3445120196 and 3445120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445120631) 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, 221686 + ... + 236716.

It is an arithmetic number, because the mean of its divisors is an integer number (248929920).

Almost surely, 2^3445120231 is an apocalyptic number.

3445120231 is a deficient number, since it is larger than the sum of its proper divisors (537758489).

3445120231 is a wasteful number, since it uses less digits than its factorization.

3445120231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15414.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3445120231 is about 58695.1465710752. The cubic root of 3445120231 is about 1510.3170585478.

Adding to 3445120231 its reverse (1320215443), we get a palindrome (4765335674).

The spelling of 3445120231 in words is "three billion, four hundred forty-five million, one hundred twenty thousand, two hundred thirty-one".