2116466105401 has 4 divisors (see below), whose sum is σ = 2131692480400. Its totient is φ = 2101239730404.

The previous prime is 2116466105353. The next prime is 2116466105449. The reversal of 2116466105401 is 1045016646112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2116466105353) and next prime (2116466105449).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2116466105401 is a prime.

It is a super-2 number, since 2×2116466105401² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116460105401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7613187291 + ... + 7613187568.

It is an arithmetic number, because the mean of its divisors is an integer number (532923120100).

Almost surely, 2^{2116466105401} is an apocalyptic number.

It is an amenable number.

2116466105401 is a deficient number, since it is larger than the sum of its proper divisors (15226374999).

2116466105401 is a wasteful number, since it uses less digits than its factorization.

2116466105401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15226374998.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 2116466105401 in words is "two trillion, one hundred sixteen billion, four hundred sixty-six million, one hundred five thousand, four hundred one".