11225355420 has 192 divisors, whose sum is σ = 33797836800. Its totient is φ = 2775306240.

The previous prime is 11225355419. The next prime is 11225355431. The reversal of 11225355420 is 2455352211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23434741 + ... + 23435219.

It is an arithmetic number, because the mean of its divisors is an integer number (176030400).

Almost surely, 2^11225355420 is an apocalyptic number.

11225355420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11225355420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16898918400).

11225355420 is an abundant number, since it is smaller than the sum of its proper divisors (22572481380).

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

11225355420 is a wasteful number, since it uses less digits than its factorization.

11225355420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 11225355420 in words is "eleven billion, two hundred twenty-five million, three hundred fifty-five thousand, four hundred twenty".