122001101021200 has 60 divisors (see below), whose sum is σ = 294905851773328. Its totient is φ = 48501051177600.

The previous prime is 122001101021153. The next prime is 122001101021279. The reversal of 122001101021200 is 2120101100221.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 935526066 + ... + 935656465.

Almost surely, 2^{122001101021200} is an apocalyptic number.

122001101021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001101021200 is an abundant number, since it is smaller than the sum of its proper divisors (172904750752128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001101021200 is a wasteful number, since it uses less digits than its factorization.

122001101021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871182712 (or 1871182701 counting only the distinct ones).

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

Adding to 122001101021200 its reverse (2120101100221), we get a palindrome (124121202121421).

The spelling of 122001101021200 in words is "one hundred twenty-two trillion, one billion, one hundred one million, twenty-one thousand, two hundred".