1210121222102 has 16 divisors (see below), whose sum is σ = 1954901632320. Its totient is φ = 558491650752.

The previous prime is 1210121222099. The next prime is 1210121222113. The reversal of 1210121222102 is 2012221210121.

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, 497783 + ... + 1633410.

It is an arithmetic number, because the mean of its divisors is an integer number (122181352020).

Almost surely, 2^{1210121222102} is an apocalyptic number.

1210121222102 is a deficient number, since it is larger than the sum of its proper divisors (744780410218).

1210121222102 is a wasteful number, since it uses less digits than its factorization.

1210121222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153047.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1210121222102 its reverse (2012221210121), we get a palindrome (3222342432223).

The spelling of 1210121222102 in words is "one trillion, two hundred ten billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred two".