1660211104200 has 192 divisors, whose sum is σ = 5910034233600. Its totient is φ = 381292473600.

The previous prime is 1660211104187. The next prime is 1660211104213. The reversal of 1660211104200 is 24011120661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1660211104187) and next prime (1660211104213).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6494262 + ... + 6745061.

It is an arithmetic number, because the mean of its divisors is an integer number (30781428300).

Almost surely, 2^{1660211104200} is an apocalyptic number.

1660211104200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1660211104200 is an abundant number, since it is smaller than the sum of its proper divisors (4249823129400).

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

1660211104200 is a wasteful number, since it uses less digits than its factorization.

1660211104200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13239372 (or 13239363 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1660211104200 its reverse (24011120661), we get a palindrome (1684222224861).

The spelling of 1660211104200 in words is "one trillion, six hundred sixty billion, two hundred eleven million, one hundred four thousand, two hundred".