1303102123011 has 28 divisors (see below), whose sum is σ = 2104048626288. Its totient is φ = 801908992944.

The previous prime is 1303102123007. The next prime is 1303102123013. The reversal of 1303102123011 is 1103212013031.

1303102123011 is a `hidden beast` number, since 1 + 30 + 310 + 21 + 2 + 301 + 1 = 666.

It is not a de Polignac number, because 1303102123011 - 2² = 1303102123007 is a prime.

It is a super-2 number, since 2×1303102123011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1303102123013) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 68741295 + ... + 68760248.

It is an arithmetic number, because the mean of its divisors is an integer number (75144593796).

Almost surely, 2^{1303102123011} is an apocalyptic number.

1303102123011 is a deficient number, since it is larger than the sum of its proper divisors (800946503277).

1303102123011 is an equidigital number, since it uses as much as digits as its factorization.

1303102123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137501574 (or 137501559 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1303102123011 its reverse (1103212013031), we get a palindrome (2406314136042).

The spelling of 1303102123011 in words is "one trillion, three hundred three billion, one hundred two million, one hundred twenty-three thousand, eleven".