312000401401442 has 16 divisors (see below), whose sum is σ = 504019697892480. Its totient is φ = 143994742555152.

The previous prime is 312000401401439. The next prime is 312000401401519. The reversal of 312000401401442 is 244104104000213.

It is a super-2 number, since 2×312000401401442² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226078298 + ... + 227454165.

It is an arithmetic number, because the mean of its divisors is an integer number (31501231118280).

Almost surely, 2^{312000401401442} is an apocalyptic number.

312000401401442 is a deficient number, since it is larger than the sum of its proper divisors (192019296491038).

312000401401442 is a wasteful number, since it uses less digits than its factorization.

312000401401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453558937.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 312000401401442 its reverse (244104104000213), we get a palindrome (556104505401655).

The spelling of 312000401401442 in words is "three hundred twelve trillion, four hundred one million, four hundred one thousand, four hundred forty-two".