122121200102 has 16 divisors (see below), whose sum is σ = 211589673552. Its totient is φ = 52244363520.

The previous prime is 122121200063. The next prime is 122121200141. The reversal of 122121200102 is 201002121221.

It is an interprime number because it is at equal distance from previous prime (122121200063) and next prime (122121200141).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163263263 + ... + 163264010.

It is an arithmetic number, because the mean of its divisors is an integer number (13224354597).

Almost surely, 2^122121200102 is an apocalyptic number.

122121200102 is a deficient number, since it is larger than the sum of its proper divisors (89468473450).

122121200102 is a wasteful number, since it uses less digits than its factorization.

122121200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326527303.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122121200102 its reverse (201002121221), we get a palindrome (323123321323).

It can be divided in two parts, 122121 and 200102, that added together give a palindrome (322223).

The spelling of 122121200102 in words is "one hundred twenty-two billion, one hundred twenty-one million, two hundred thousand, one hundred two".