1101221210102 has 64 divisors (see below), whose sum is σ = 1934460057600. Its totient is φ = 465603344640.

The previous prime is 1101221210041. The next prime is 1101221210137. The reversal of 1101221210102 is 2010121221011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19711853 + ... + 19767639.

It is an arithmetic number, because the mean of its divisors is an integer number (30225938400).

Almost surely, 2^{1101221210102} is an apocalyptic number.

1101221210102 is a deficient number, since it is larger than the sum of its proper divisors (833238847498).

1101221210102 is a wasteful number, since it uses less digits than its factorization.

1101221210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57141.

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

Adding to 1101221210102 its reverse (2010121221011), we get a palindrome (3111342431113).

The spelling of 1101221210102 in words is "one trillion, one hundred one billion, two hundred twenty-one million, two hundred ten thousand, one hundred two".