401154422222321 has 8 divisors (see below), whose sum is σ = 401858185817088. Its totient is φ = 400450662882000.

The previous prime is 401154422222299. The next prime is 401154422222383. The reversal of 401154422222321 is 123222224451104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401154422222321 - 2³⁴ = 401137242353137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401154422221321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232692176 + ... + 234409806.

It is an arithmetic number, because the mean of its divisors is an integer number (50232273227136).

Almost surely, 2^{401154422222321} is an apocalyptic number.

It is an amenable number.

401154422222321 is a deficient number, since it is larger than the sum of its proper divisors (703763594767).

401154422222321 is a wasteful number, since it uses less digits than its factorization.

401154422222321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127223.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 401154422222321 its reverse (123222224451104), we get a palindrome (524376646673425).

The spelling of 401154422222321 in words is "four hundred one trillion, one hundred fifty-four billion, four hundred twenty-two million, two hundred twenty-two thousand, three hundred twenty-one".