121201300211200 has 120 divisors (see below), whose sum is σ = 327584389607640. Its totient is φ = 44073200025600.

The previous prime is 121201300211197. The next prime is 121201300211207. The reversal of 121201300211200 is 2112003102121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121201300211207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 430261545 + ... + 430543144.

It is an arithmetic number, because the mean of its divisors is an integer number (2729869913397).

Almost surely, 2^{121201300211200} is an apocalyptic number.

121201300211200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121201300211200 is an abundant number, since it is smaller than the sum of its proper divisors (206383089396440).

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

121201300211200 is an equidigital number, since it uses as much as digits as its factorization.

121201300211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860804728 (or 860804707 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121201300211200 its reverse (2112003102121), we get a palindrome (123313303313321).

The spelling of 121201300211200 in words is "one hundred twenty-one trillion, two hundred one billion, three hundred million, two hundred eleven thousand, two hundred".