122021111002 has 64 divisors (see below), whose sum is σ = 214095939840. Its totient is φ = 51078988800.

The previous prime is 122021110973. The next prime is 122021111027. The reversal of 122021111002 is 200111120221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89654802 + ... + 89656162.

It is an arithmetic number, because the mean of its divisors is an integer number (3345249060).

Almost surely, 2^122021111002 is an apocalyptic number.

122021111002 is a deficient number, since it is larger than the sum of its proper divisors (92074828838).

122021111002 is a wasteful number, since it uses less digits than its factorization.

122021111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122021111002 its reverse (200111120221), we get a palindrome (322132231223).

The spelling of 122021111002 in words is "one hundred twenty-two billion, twenty-one million, one hundred eleven thousand, two".