3480121268811 has 24 divisors (see below), whose sum is σ = 5484417868800. Its totient is φ = 2108937322800.

The previous prime is 3480121268783. The next prime is 3480121268851. The reversal of 3480121268811 is 1188621210843.

3480121268811 is a `hidden beast` number, since 348 + 0 + 1 + 212 + 6 + 88 + 11 = 666.

It is not a de Polignac number, because 3480121268811 - 2⁷ = 3480121268683 is a prime.

It is a super-2 number, since 2×3480121268811² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3480121268851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 965911 + ... + 2809488.

It is an arithmetic number, because the mean of its divisors is an integer number (228517411200).

Almost surely, 2^{3480121268811} is an apocalyptic number.

3480121268811 is a deficient number, since it is larger than the sum of its proper divisors (2004296599989).

3480121268811 is a wasteful number, since it uses less digits than its factorization.

3480121268811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784727 (or 3784724 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 45.

The spelling of 3480121268811 in words is "three trillion, four hundred eighty billion, one hundred twenty-one million, two hundred sixty-eight thousand, eight hundred eleven".