1211124224130 has 16 divisors (see below), whose sum is σ = 2906698137984. Its totient is φ = 322966459760.

The previous prime is 1211124224113. The next prime is 1211124224131. The reversal of 1211124224130 is 314224211121.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1211124224130.

It is not an unprimeable number, because it can be changed into a prime (1211124224131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20185403706 + ... + 20185403765.

It is an arithmetic number, because the mean of its divisors is an integer number (181668633624).

Almost surely, 2^{1211124224130} is an apocalyptic number.

1211124224130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211124224130 is an abundant number, since it is smaller than the sum of its proper divisors (1695573913854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1211124224130 is a wasteful number, since it uses less digits than its factorization.

1211124224130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40370807481.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1211124224130 its reverse (314224211121), we get a palindrome (1525348435251).

The spelling of 1211124224130 in words is "one trillion, two hundred eleven billion, one hundred twenty-four million, two hundred twenty-four thousand, one hundred thirty".