114401221551 has 12 divisors (see below), whose sum is σ = 165251032440. Its totient is φ = 76265254800.

The previous prime is 114401221549. The next prime is 114401221601. The reversal of 114401221551 is 155122104411.

114401221551 is a `hidden beast` number, since 1 + 1 + 440 + 1 + 2 + 215 + 5 + 1 = 666.

It is not a de Polignac number, because 114401221551 - 2¹ = 114401221549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114401221751) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177276 + ... + 510126.

It is an arithmetic number, because the mean of its divisors is an integer number (13770919370).

Almost surely, 2^114401221551 is an apocalyptic number.

114401221551 is a deficient number, since it is larger than the sum of its proper divisors (50849810889).

114401221551 is a wasteful number, since it uses less digits than its factorization.

114401221551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371046 (or 371043 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

Adding to 114401221551 its reverse (155122104411), we get a palindrome (269523325962).

The spelling of 114401221551 in words is "one hundred fourteen billion, four hundred one million, two hundred twenty-one thousand, five hundred fifty-one".