1101312331302 has 16 divisors (see below), whose sum is σ = 2202654956400. Its totient is φ = 367099061472.

The previous prime is 1101312331277. The next prime is 1101312331307. The reversal of 1101312331302 is 2031332131011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101312331307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775177 + ... + 1674372.

It is an arithmetic number, because the mean of its divisors is an integer number (137665934775).

Almost surely, 2^{1101312331302} is an apocalyptic number.

1101312331302 is an abundant number, since it is smaller than the sum of its proper divisors (1101342625098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101312331302 is a wasteful number, since it uses less digits than its factorization.

1101312331302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524487.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1101312331302 its reverse (2031332131011), we get a palindrome (3132644462313).

The spelling of 1101312331302 in words is "one trillion, one hundred one billion, three hundred twelve million, three hundred thirty-one thousand, three hundred two".