400150013211331 has 4 divisors (see below), whose sum is σ = 413058078153664. Its totient is φ = 387241948269000.

The previous prime is 400150013211329. The next prime is 400150013211341. The reversal of 400150013211331 is 133112310051004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 400150013211331 - 2¹ = 400150013211329 is a prime.

It is a super-2 number, since 2×400150013211331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400150013211296 and 400150013211305.

It is not an unprimeable number, because it can be changed into a prime (400150013211341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6454032471120 + ... + 6454032471181.

It is an arithmetic number, because the mean of its divisors is an integer number (103264519538416).

Almost surely, 2^{400150013211331} is an apocalyptic number.

400150013211331 is a deficient number, since it is larger than the sum of its proper divisors (12908064942333).

400150013211331 is a wasteful number, since it uses less digits than its factorization.

400150013211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12908064942332.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 400150013211331 its reverse (133112310051004), we get a palindrome (533262323262335).

The spelling of 400150013211331 in words is "four hundred trillion, one hundred fifty billion, thirteen million, two hundred eleven thousand, three hundred thirty-one".