121002102022102 has 16 divisors (see below), whose sum is σ = 207435854058912. Its totient is φ = 51857123932800.

The previous prime is 121002102022069. The next prime is 121002102022121. The reversal of 121002102022102 is 201220201200121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75831433 + ... + 77410660.

It is an arithmetic number, because the mean of its divisors is an integer number (12964740878682).

Almost surely, 2^{121002102022102} is an apocalyptic number.

121002102022102 is a deficient number, since it is larger than the sum of its proper divisors (86433752036810).

121002102022102 is a wasteful number, since it uses less digits than its factorization.

121002102022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153298503.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121002102022102 its reverse (201220201200121), we get a palindrome (322222303222223).

The spelling of 121002102022102 in words is "one hundred twenty-one trillion, two billion, one hundred two million, twenty-two thousand, one hundred two".