2687421371103 has 36 divisors (see below), whose sum is σ = 4541949257040. Its totient is φ = 1499956049088.

The previous prime is 2687421371099. The next prime is 2687421371113. The reversal of 2687421371103 is 3011731247862.

2687421371103 is a `hidden beast` number, since 2 + 6 + 87 + 421 + 37 + 110 + 3 = 666.

It is not a de Polignac number, because 2687421371103 - 2² = 2687421371099 is a prime.

It is a super-2 number, since 2×2687421371103² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2687421371113) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11418798 + ... + 11651771.

It is an arithmetic number, because the mean of its divisors is an integer number (126165257140).

Almost surely, 2^{2687421371103} is an apocalyptic number.

2687421371103 is a deficient number, since it is larger than the sum of its proper divisors (1854527885937).

2687421371103 is a wasteful number, since it uses less digits than its factorization.

2687421371103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23070668 (or 23070622 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 2687421371103 in words is "two trillion, six hundred eighty-seven billion, four hundred twenty-one million, three hundred seventy-one thousand, one hundred three".