11214521235 has 48 divisors (see below), whose sum is σ = 19743459840. Its totient is φ = 5887702080.

The previous prime is 11214521231. The next prime is 11214521287. The reversal of 11214521235 is 53212541211.

It is a happy number.

11214521235 is a `hidden beast` number, since 112 + 1 + 4 + 521 + 23 + 5 = 666.

It is not a de Polignac number, because 11214521235 - 2² = 11214521231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11214521199 and 11214521208.

It is not an unprimeable number, because it can be changed into a prime (11214521231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1229040 + ... + 1238130.

It is an arithmetic number, because the mean of its divisors is an integer number (411322080).

Almost surely, 2^11214521235 is an apocalyptic number.

11214521235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11214521235 is a deficient number, since it is larger than the sum of its proper divisors (8528938605).

11214521235 is a wasteful number, since it uses less digits than its factorization.

11214521235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9528 (or 9525 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The spelling of 11214521235 in words is "eleven billion, two hundred fourteen million, five hundred twenty-one thousand, two hundred thirty-five".