11220504142 has 8 divisors (see below), whose sum is σ = 17043804000. Its totient is φ = 5539236144.

The previous prime is 11220504133. The next prime is 11220504149. The reversal of 11220504142 is 24140502211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×11220504142³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220504149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35507767 + ... + 35508082.

It is an arithmetic number, because the mean of its divisors is an integer number (2130475500).

Almost surely, 2^11220504142 is an apocalyptic number.

11220504142 is a deficient number, since it is larger than the sum of its proper divisors (5823299858).

11220504142 is an equidigital number, since it uses as much as digits as its factorization.

11220504142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71015930.

The product of its (nonzero) digits is 640, while the sum is 22.

The spelling of 11220504142 in words is "eleven billion, two hundred twenty million, five hundred four thousand, one hundred forty-two".