122021000222012 has 6 divisors (see below), whose sum is σ = 213536750388528. Its totient is φ = 61010500111004.

The previous prime is 122021000221949. The next prime is 122021000222027. The reversal of 122021000222012 is 210222000120221.

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 (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15252625027748 + ... + 15252625027755.

It is an arithmetic number, because the mean of its divisors is an integer number (35589458398088).

Almost surely, 2^{122021000222012} is an apocalyptic number.

It is an amenable number.

122021000222012 is a deficient number, since it is larger than the sum of its proper divisors (91515750166516).

122021000222012 is a wasteful number, since it uses less digits than its factorization.

122021000222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30505250055507 (or 30505250055505 counting only the distinct ones).

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

Adding to 122021000222012 its reverse (210222000120221), we get a palindrome (332243000342233).

The spelling of 122021000222012 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred twenty-two thousand, twelve".