1200040434241 has 32 divisors (see below), whose sum is σ = 1364585040000. Its totient is φ = 1045316482560.

The previous prime is 1200040434233. The next prime is 1200040434247. The reversal of 1200040434241 is 1424340400021.

It is a cyclic number.

It is not a de Polignac number, because 1200040434241 - 2³ = 1200040434233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200040434247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156475555 + ... + 156483223.

It is an arithmetic number, because the mean of its divisors is an integer number (42643282500).

Almost surely, 2^{1200040434241} is an apocalyptic number.

1200040434241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200040434241 is a deficient number, since it is larger than the sum of its proper divisors (164544605759).

1200040434241 is a wasteful number, since it uses less digits than its factorization.

1200040434241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11377.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1200040434241 its reverse (1424340400021), we get a palindrome (2624380834262).

The spelling of 1200040434241 in words is "one trillion, two hundred billion, forty million, four hundred thirty-four thousand, two hundred forty-one".