2106216451402 has 8 divisors (see below), whose sum is σ = 3610656773856. Its totient is φ = 902664193452.

The previous prime is 2106216451393. The next prime is 2106216451421. The reversal of 2106216451402 is 2041546126012.

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

It is a super-2 number, since 2×2106216451402² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75222016108 + ... + 75222016135.

It is an arithmetic number, because the mean of its divisors is an integer number (451332096732).

Almost surely, 2^{2106216451402} is an apocalyptic number.

2106216451402 is a deficient number, since it is larger than the sum of its proper divisors (1504440322454).

2106216451402 is a wasteful number, since it uses less digits than its factorization.

2106216451402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150444032252.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 2106216451402 in words is "two trillion, one hundred six billion, two hundred sixteen million, four hundred fifty-one thousand, four hundred two".