122021002102 has 32 divisors (see below), whose sum is σ = 197335751040. Its totient is φ = 56375944320.

The previous prime is 122021002099. The next prime is 122021002163. The reversal of 122021002102 is 201200120221.

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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1540077 + ... + 1617367.

It is an arithmetic number, because the mean of its divisors is an integer number (6166742220).

Almost surely, 2^122021002102 is an apocalyptic number.

122021002102 is a deficient number, since it is larger than the sum of its proper divisors (75314748938).

122021002102 is a wasteful number, since it uses less digits than its factorization.

122021002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78156.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122021002102 its reverse (201200120221), we get a palindrome (323221122323).

The spelling of 122021002102 in words is "one hundred twenty-two billion, twenty-one million, two thousand, one hundred two".