1031210122133 has 4 divisors (see below), whose sum is σ = 1091869541100. Its totient is φ = 970550703168.

The previous prime is 1031210122097. The next prime is 1031210122171. The reversal of 1031210122133 is 3312210121301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 593697988324 + 437512133809 = 770518^2 + 661447^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031210122133 - 2¹⁴ = 1031210105749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031210122433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30329709458 + ... + 30329709491.

It is an arithmetic number, because the mean of its divisors is an integer number (272967385275).

Almost surely, 2^{1031210122133} is an apocalyptic number.

It is an amenable number.

1031210122133 is a deficient number, since it is larger than the sum of its proper divisors (60659418967).

1031210122133 is an equidigital number, since it uses as much as digits as its factorization.

1031210122133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60659418966.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1031210122133 its reverse (3312210121301), we get a palindrome (4343420243434).

The spelling of 1031210122133 in words is "one trillion, thirty-one billion, two hundred ten million, one hundred twenty-two thousand, one hundred thirty-three".