4122414321021 has 6 divisors (see below), whose sum is σ = 5954598463710. Its totient is φ = 2748276214008.

The previous prime is 4122414321019. The next prime is 4122414321023. The reversal of 4122414321021 is 1201234142214.

4122414321021 is a `hidden beast` number, since 4 + 1 + 224 + 1 + 432 + 1 + 0 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (4122414321019) and next prime (4122414321023).

It can be written as a sum of positive squares in only one way, i.e., 2266798236921 + 1855616084100 = 1505589^2 + 1362210^2 .

It is not a de Polignac number, because 4122414321021 - 2¹ = 4122414321019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122414321023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229023017826 + ... + 229023017843.

It is an arithmetic number, because the mean of its divisors is an integer number (992433077285).

Almost surely, 2^{4122414321021} is an apocalyptic number.

It is an amenable number.

4122414321021 is a deficient number, since it is larger than the sum of its proper divisors (1832184142689).

4122414321021 is a wasteful number, since it uses less digits than its factorization.

4122414321021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458046035675 (or 458046035672 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 4122414321021 its reverse (1201234142214), we get a palindrome (5323648463235).

The spelling of 4122414321021 in words is "four trillion, one hundred twenty-two billion, four hundred fourteen million, three hundred twenty-one thousand, twenty-one".