1021110210987 has 8 divisors (see below), whose sum is σ = 1361523778560. Its totient is φ = 680718392040.

The previous prime is 1021110210973. The next prime is 1021110211019. The reversal of 1021110210987 is 7890120111201.

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

It is not a de Polignac number, because 1021110210987 - 2¹⁰ = 1021110209963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1021110212987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5327287 + ... + 5515632.

It is an arithmetic number, because the mean of its divisors is an integer number (170190472320).

Almost surely, 2^{1021110210987} is an apocalyptic number.

1021110210987 is a deficient number, since it is larger than the sum of its proper divisors (340413567573).

1021110210987 is a wasteful number, since it uses less digits than its factorization.

1021110210987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10874313.

The product of its (nonzero) digits is 2016, while the sum is 33.

The spelling of 1021110210987 in words is "one trillion, twenty-one billion, one hundred ten million, two hundred ten thousand, nine hundred eighty-seven".