1011201244113 has 16 divisors (see below), whose sum is σ = 1355248512000. Its totient is φ = 670645095120.

The previous prime is 1011201244099. The next prime is 1011201244133. The reversal of 1011201244113 is 3114421021101.

It is not a de Polignac number, because 1011201244113 - 2²¹ = 1011199146961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011201244113.

It is not an unprimeable number, because it can be changed into a prime (1011201244133) 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, 3929518 + ... + 4178936.

It is an arithmetic number, because the mean of its divisors is an integer number (84703032000).

Almost surely, 2^{1011201244113} is an apocalyptic number.

It is an amenable number.

1011201244113 is a deficient number, since it is larger than the sum of its proper divisors (344047267887).

1011201244113 is a wasteful number, since it uses less digits than its factorization.

1011201244113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256412.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1011201244113 its reverse (3114421021101), we get a palindrome (4125622265214).

The spelling of 1011201244113 in words is "one trillion, eleven billion, two hundred one million, two hundred forty-four thousand, one hundred thirteen".