1214244220401 has 32 divisors (see below), whose sum is σ = 1811553532800. Its totient is φ = 803812584960.

The previous prime is 1214244220367. The next prime is 1214244220429. The reversal of 1214244220401 is 1040224424121.

1214244220401 is a `hidden beast` number, since 1 + 2 + 14 + 2 + 442 + 204 + 0 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1214244220401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1214244220001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1989045 + ... + 2526813.

It is an arithmetic number, because the mean of its divisors is an integer number (56611047900).

Almost surely, 2^{1214244220401} is an apocalyptic number.

It is an amenable number.

1214244220401 is a deficient number, since it is larger than the sum of its proper divisors (597309312399).

1214244220401 is a wasteful number, since it uses less digits than its factorization.

1214244220401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538366 (or 538360 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1214244220401 its reverse (1040224424121), we get a palindrome (2254468644522).

The spelling of 1214244220401 in words is "one trillion, two hundred fourteen billion, two hundred forty-four million, two hundred twenty thousand, four hundred one".