240220420102 has 16 divisors (see below), whose sum is σ = 389088730800. Its totient is φ = 110573717472.

The previous prime is 240220420091. The next prime is 240220420123. The reversal of 240220420102 is 201024022042.

It is a self number, because there is not a number n which added to its sum of digits gives 240220420102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12375352 + ... + 12394747.

It is an arithmetic number, because the mean of its divisors is an integer number (24318045675).

Almost surely, 2^240220420102 is an apocalyptic number.

240220420102 is a deficient number, since it is larger than the sum of its proper divisors (148868310698).

240220420102 is a wasteful number, since it uses less digits than its factorization.

240220420102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24770487.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 240220420102 its reverse (201024022042), we get a palindrome (441244442144).

The spelling of 240220420102 in words is "two hundred forty billion, two hundred twenty million, four hundred twenty thousand, one hundred two".