1200121300330 has 32 divisors (see below), whose sum is σ = 2193377097600. Its totient is φ = 472731984192.

The previous prime is 1200121300291. The next prime is 1200121300337. The reversal of 1200121300330 is 330031210021.

It is a super-2 number, since 2×1200121300330² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200121300337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3070285 + ... + 3439024.

It is an arithmetic number, because the mean of its divisors is an integer number (68543034300).

Almost surely, 2^{1200121300330} is an apocalyptic number.

1200121300330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200121300330 is a deficient number, since it is larger than the sum of its proper divisors (993255797270).

1200121300330 is a wasteful number, since it uses less digits than its factorization.

1200121300330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509598.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1200121300330 its reverse (330031210021), we get a palindrome (1530152510351).

The spelling of 1200121300330 in words is "one trillion, two hundred billion, one hundred twenty-one million, three hundred thousand, three hundred thirty".