4122421111240 has 64 divisors (see below), whose sum is σ = 9285109282800. Its totient is φ = 1647251423232.

The previous prime is 4122421111229. The next prime is 4122421111309. The reversal of 4122421111240 is 421111242214.

It can be written as a sum of positive squares in 8 ways, for example, as 1907199668196 + 2215221443044 = 1381014^2 + 1488362^2 .

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, 435171144 + ... + 435180616.

Almost surely, 2^{4122421111240} is an apocalyptic number.

4122421111240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4122421111240 is an abundant number, since it is smaller than the sum of its proper divisors (5162688171560).

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

4122421111240 is a wasteful number, since it uses less digits than its factorization.

4122421111240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19666 (or 19662 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 4122421111240 its reverse (421111242214), we get a palindrome (4543532353454).

The spelling of 4122421111240 in words is "four trillion, one hundred twenty-two billion, four hundred twenty-one million, one hundred eleven thousand, two hundred forty".