11420203014 has 32 divisors (see below), whose sum is σ = 27685342080. Its totient is φ = 3460667400.

The previous prime is 11420203007. The next prime is 11420203063. The reversal of 11420203014 is 41030202411.

It is a super-4 number, since 4×11420203014⁴ (a number of 41 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9612372 + ... + 9613559.

It is an arithmetic number, because the mean of its divisors is an integer number (865166940).

Almost surely, 2^11420203014 is an apocalyptic number.

11420203014 is an abundant number, since it is smaller than the sum of its proper divisors (16265139066).

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

11420203014 is a wasteful number, since it uses less digits than its factorization.

11420203014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19225953 (or 19225947 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11420203014 its reverse (41030202411), we get a palindrome (52450405425).

The spelling of 11420203014 in words is "eleven billion, four hundred twenty million, two hundred three thousand, fourteen".