1013312223121 has 16 divisors (see below), whose sum is σ = 1112147422848. Its totient is φ = 915597302400.

The previous prime is 1013312223041. The next prime is 1013312223199. The reversal of 1013312223121 is 1213222133101.

It is not a de Polignac number, because 1013312223121 - 2²¹ = 1013310125969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013312223092 and 1013312223101.

It is not an unprimeable number, because it can be changed into a prime (1013312224121) 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, 35390191 + ... + 35418811.

It is an arithmetic number, because the mean of its divisors is an integer number (69509213928).

Almost surely, 2^{1013312223121} is an apocalyptic number.

1013312223121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1013312223121 is a deficient number, since it is larger than the sum of its proper divisors (98835199727).

1013312223121 is a wasteful number, since it uses less digits than its factorization.

1013312223121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48072.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1013312223121 its reverse (1213222133101), we get a palindrome (2226534356222).

The spelling of 1013312223121 in words is "one trillion, thirteen billion, three hundred twelve million, two hundred twenty-three thousand, one hundred twenty-one".