20142001121401 has 16 divisors (see below), whose sum is σ = 21342763528000. Its totient is φ = 18955420581888.

The previous prime is 20142001121399. The next prime is 20142001121479. The reversal of 20142001121401 is 10412110024102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20142001121401 - 2¹ = 20142001121399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20142001125401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4634425 + ... + 7858873.

It is an arithmetic number, because the mean of its divisors is an integer number (1333922720500).

Almost surely, 2^{20142001121401} is an apocalyptic number.

It is an amenable number.

20142001121401 is a deficient number, since it is larger than the sum of its proper divisors (1200762406599).

20142001121401 is a wasteful number, since it uses less digits than its factorization.

20142001121401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226648.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 20142001121401 its reverse (10412110024102), we get a palindrome (30554111145503).

The spelling of 20142001121401 in words is "twenty trillion, one hundred forty-two billion, one million, one hundred twenty-one thousand, four hundred one".