10311121321026 has 16 divisors (see below), whose sum is σ = 20622322985184. Its totient is φ = 3437027049824.

The previous prime is 10311121321003. The next prime is 10311121321057. The reversal of 10311121321026 is 62012312111301.

It is a junction number, because it is equal to n+sod(n) for n = 10311121320987 and 10311121321005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609836 + ... + 4818071.

It is an arithmetic number, because the mean of its divisors is an integer number (1288895186574).

Almost surely, 2^{10311121321026} is an apocalyptic number.

10311121321026 is an abundant number, since it is smaller than the sum of its proper divisors (10311201664158).

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

10311121321026 is a wasteful number, since it uses less digits than its factorization.

10311121321026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6695265.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 10311121321026 its reverse (62012312111301), we get a palindrome (72323433432327).

The spelling of 10311121321026 in words is "ten trillion, three hundred eleven billion, one hundred twenty-one million, three hundred twenty-one thousand, twenty-six".