21150162404101 has 8 divisors (see below), whose sum is σ = 21879530028000. Its totient is φ = 20420798225520.

The previous prime is 21150162404089. The next prime is 21150162404117. The reversal of 21150162404101 is 10140426105112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21150162404101 - 2³¹ = 21148014920453 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21150162404101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21150162404141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21243006 + ... + 22216336.

It is an arithmetic number, because the mean of its divisors is an integer number (2734941253500).

Almost surely, 2^{21150162404101} is an apocalyptic number.

It is an amenable number.

21150162404101 is a deficient number, since it is larger than the sum of its proper divisors (729367623899).

21150162404101 is an equidigital number, since it uses as much as digits as its factorization.

21150162404101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722659.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 21150162404101 its reverse (10140426105112), we get a palindrome (31290588509213).

The spelling of 21150162404101 in words is "twenty-one trillion, one hundred fifty billion, one hundred sixty-two million, four hundred four thousand, one hundred one".