1234115403211 has 16 divisors (see below), whose sum is σ = 1302924540960. Its totient is φ = 1167131347200.

The previous prime is 1234115403203. The next prime is 1234115403299. The reversal of 1234115403211 is 1123045114321.

It is a cyclic number.

It is not a de Polignac number, because 1234115403211 - 2³ = 1234115403203 is a prime.

It is a super-2 number, since 2×1234115403211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1234115403211.

It is not an unprimeable number, because it can be changed into a prime (1234115403811) 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, 255736 + ... + 1591738.

It is an arithmetic number, because the mean of its divisors is an integer number (81432783810).

Almost surely, 2^{1234115403211} is an apocalyptic number.

1234115403211 is a deficient number, since it is larger than the sum of its proper divisors (68809137749).

1234115403211 is a wasteful number, since it uses less digits than its factorization.

1234115403211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336686.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 1234115403211 in words is "one trillion, two hundred thirty-four billion, one hundred fifteen million, four hundred three thousand, two hundred eleven".