1200121311410 has 32 divisors (see below), whose sum is σ = 2469482871552. Its totient is φ = 411359849280.

The previous prime is 1200121311313. The next prime is 1200121311479. The reversal of 1200121311410 is 141131210021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2035046 + ... + 2557665.

It is an arithmetic number, because the mean of its divisors is an integer number (77171339736).

Almost surely, 2^{1200121311410} is an apocalyptic number.

1200121311410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200121311410 is an abundant number, since it is smaller than the sum of its proper divisors (1269361560142).

1200121311410 is a wasteful number, since it uses less digits than its factorization.

1200121311410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596458.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1200121311410 its reverse (141131210021), we get a palindrome (1341252521431).

The spelling of 1200121311410 in words is "one trillion, two hundred billion, one hundred twenty-one million, three hundred eleven thousand, four hundred ten".