122021220021002 has 16 divisors (see below), whose sum is σ = 184924656913920. Its totient is φ = 60379707858048.

The previous prime is 122021220020989. The next prime is 122021220021079. The reversal of 122021220021002 is 200120022120221.

It is a happy 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, 3930602 + ... + 16108757.

It is an arithmetic number, because the mean of its divisors is an integer number (11557791057120).

Almost surely, 2^{122021220021002} is an apocalyptic number.

122021220021002 is a deficient number, since it is larger than the sum of its proper divisors (62903436892918).

122021220021002 is a wasteful number, since it uses less digits than its factorization.

122021220021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20070845.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122021220021002 its reverse (200120022120221), we get a palindrome (322141242141223).

The spelling of 122021220021002 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred twenty million, twenty-one thousand, two".