11261057221203 has 16 divisors (see below), whose sum is σ = 15901991280000. Its totient is φ = 7063971107456.

The previous prime is 11261057221187. The next prime is 11261057221241. The reversal of 11261057221203 is 30212275016211.

It is a happy number.

11261057221203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11261057221203 - 2⁴ = 11261057221187 is a prime.

It is a super-2 number, since 2×11261057221203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11261057221303) 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, 27769953 + ... + 28172546.

It is an arithmetic number, because the mean of its divisors is an integer number (993874455000).

Almost surely, 2^{11261057221203} is an apocalyptic number.

11261057221203 is a deficient number, since it is larger than the sum of its proper divisors (4640934058797).

11261057221203 is a wasteful number, since it uses less digits than its factorization.

11261057221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55946466.

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 11261057221203 in words is "eleven trillion, two hundred sixty-one billion, fifty-seven million, two hundred twenty-one thousand, two hundred three".