400024413200122 has 4 divisors (see below), whose sum is σ = 600036619800186. Its totient is φ = 200012206600060.

The previous prime is 400024413200101. The next prime is 400024413200143. The reversal of 400024413200122 is 221002314420004.

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

It is an interprime number because it is at equal distance from previous prime (400024413200101) and next prime (400024413200143).

It can be written as a sum of positive squares in only one way, i.e., 312314464001241 + 87709949198881 = 17672421^2 + 9365359^2 .

It is a super-2 number, since 2×400024413200122² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100006103300029 + ... + 100006103300032.

Almost surely, 2^{400024413200122} is an apocalyptic number.

400024413200122 is a deficient number, since it is larger than the sum of its proper divisors (200012206600064).

400024413200122 is a wasteful number, since it uses less digits than its factorization.

400024413200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200012206600063.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 400024413200122 its reverse (221002314420004), we get a palindrome (621026727620126).

The spelling of 400024413200122 in words is "four hundred trillion, twenty-four billion, four hundred thirteen million, two hundred thousand, one hundred twenty-two".