1124121201 has 24 divisors (see below), whose sum is σ = 1748221920. Its totient is φ = 640628352.

The previous prime is 1124121199. The next prime is 1124121211. The reversal of 1124121201 is 1021214211.

It is not a de Polignac number, because 1124121201 - 2¹ = 1124121199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1124121211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45625 + ... + 65801.

It is an arithmetic number, because the mean of its divisors is an integer number (72842580).

Almost surely, 2^1124121201 is an apocalyptic number.

It is an amenable number.

1124121201 is a deficient number, since it is larger than the sum of its proper divisors (624100719).

1124121201 is a wasteful number, since it uses less digits than its factorization.

1124121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20573 (or 20566 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1124121201 is about 33527.9167411278. The cubic root of 1124121201 is about 1039.7710297826.

Adding to 1124121201 its reverse (1021214211), we get a palindrome (2145335412).

The spelling of 1124121201 in words is "one billion, one hundred twenty-four million, one hundred twenty-one thousand, two hundred one".