1211241601353 has 32 divisors (see below), whose sum is σ = 1885880632320. Its totient is φ = 677182080960.

The previous prime is 1211241601313. The next prime is 1211241601379. The reversal of 1211241601353 is 3531061421121.

It is not a de Polignac number, because 1211241601353 - 2²² = 1211237407049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1211241601353.

It is not an unprimeable number, because it can be changed into a prime (1211241601313) 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, 2055150 + ... + 2578007.

It is an arithmetic number, because the mean of its divisors is an integer number (58933769760).

Almost surely, 2^{1211241601353} is an apocalyptic number.

It is an amenable number.

1211241601353 is a deficient number, since it is larger than the sum of its proper divisors (674639030967).

1211241601353 is a wasteful number, since it uses less digits than its factorization.

1211241601353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633437.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 1211241601353 in words is "one trillion, two hundred eleven billion, two hundred forty-one million, six hundred one thousand, three hundred fifty-three".