2111040537870 has 64 divisors (see below), whose sum is σ = 5817987336960. Its totient is φ = 484832275200.

The previous prime is 2111040537773. The next prime is 2111040537919. The reversal of 2111040537870 is 787350401112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168338271 + ... + 168350810.

It is an arithmetic number, because the mean of its divisors is an integer number (90906052140).

Almost surely, 2^{2111040537870} is an apocalyptic number.

2111040537870 is an abundant number, since it is smaller than the sum of its proper divisors (3706946799090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111040537870 is a wasteful number, since it uses less digits than its factorization.

2111040537870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336689121.

The product of its (nonzero) digits is 47040, while the sum is 39.

Adding to 2111040537870 its reverse (787350401112), we get a palindrome (2898390938982).

The spelling of 2111040537870 in words is "two trillion, one hundred eleven billion, forty million, five hundred thirty-seven thousand, eight hundred seventy".