1121021210102 has 16 divisors (see below), whose sum is σ = 1702807952832. Its totient is φ = 553448803200.

The previous prime is 1121021210063. The next prime is 1121021210147. The reversal of 1121021210102 is 2010121201211.

It is a congruent number.

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, 7486643 + ... + 7634910.

It is an arithmetic number, because the mean of its divisors is an integer number (106425497052).

Almost surely, 2^{1121021210102} is an apocalyptic number.

1121021210102 is a deficient number, since it is larger than the sum of its proper divisors (581786742730).

1121021210102 is a wasteful number, since it uses less digits than its factorization.

1121021210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15122023.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1121021210102 its reverse (2010121201211), we get a palindrome (3131142411313).

The spelling of 1121021210102 in words is "one trillion, one hundred twenty-one billion, twenty-one million, two hundred ten thousand, one hundred two".