1031211130102 has 4 divisors (see below), whose sum is σ = 1546816695156. Its totient is φ = 515605565050.

The previous prime is 1031211130067. The next prime is 1031211130153. The reversal of 1031211130102 is 2010311121301.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257802782524 + ... + 257802782527.

It is an arithmetic number, because the mean of its divisors is an integer number (386704173789).

Almost surely, 2^{1031211130102} is an apocalyptic number.

1031211130102 is a deficient number, since it is larger than the sum of its proper divisors (515605565054).

1031211130102 is an equidigital number, since it uses as much as digits as its factorization.

1031211130102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515605565053.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1031211130102 its reverse (2010311121301), we get a palindrome (3041522251403).

The spelling of 1031211130102 in words is "one trillion, thirty-one billion, two hundred eleven million, one hundred thirty thousand, one hundred two".