11420142124 has 6 divisors (see below), whose sum is σ = 19985248724. Its totient is φ = 5710071060.

The previous prime is 11420142113. The next prime is 11420142131. The reversal of 11420142124 is 42124102411.

It is a super-2 number, since 2×11420142124² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11420142095 and 11420142104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427517762 + ... + 1427517769.

Almost surely, 2^11420142124 is an apocalyptic number.

It is an amenable number.

11420142124 is a deficient number, since it is larger than the sum of its proper divisors (8565106600).

11420142124 is a wasteful number, since it uses less digits than its factorization.

11420142124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855035535 (or 2855035533 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11420142124 its reverse (42124102411), we get a palindrome (53544244535).

The spelling of 11420142124 in words is "eleven billion, four hundred twenty million, one hundred forty-two thousand, one hundred twenty-four".