2238722037420 has 72 divisors (see below), whose sum is σ = 6890083383792. Its totient is φ = 542720492160.

The previous prime is 2238722037413. The next prime is 2238722037449. The reversal of 2238722037420 is 247302278322.

2238722037420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154174699 + ... + 154189218.

Almost surely, 2^{2238722037420} is an apocalyptic number.

2238722037420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2238722037420 is an abundant number, since it is smaller than the sum of its proper divisors (4651361346372).

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

2238722037420 is a wasteful number, since it uses less digits than its factorization.

2238722037420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308363951 (or 308363938 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 42.

The spelling of 2238722037420 in words is "two trillion, two hundred thirty-eight billion, seven hundred twenty-two million, thirty-seven thousand, four hundred twenty".