2146214454111 has 48 divisors (see below), whose sum is σ = 3816678698560. Its totient is φ = 1131717173760.

The previous prime is 2146214454061. The next prime is 2146214454149. The reversal of 2146214454111 is 1114544126412.

2146214454111 is a `hidden beast` number, since 2 + 1 + 4 + 62 + 1 + 44 + 541 + 11 = 666.

It is not a de Polignac number, because 2146214454111 - 2⁶ = 2146214454047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146214455111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2238771 + ... + 3050331.

Almost surely, 2^{2146214454111} is an apocalyptic number.

2146214454111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2146214454111 is a deficient number, since it is larger than the sum of its proper divisors (1670464244449).

2146214454111 is a wasteful number, since it uses less digits than its factorization.

2146214454111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814816 (or 814813 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The spelling of 2146214454111 in words is "two trillion, one hundred forty-six billion, two hundred fourteen million, four hundred fifty-four thousand, one hundred eleven".