1011666532210 has 16 divisors (see below), whose sum is σ = 1837114802136. Its totient is φ = 401085491968.

The previous prime is 1011666532193. The next prime is 1011666532211. The reversal of 1011666532210 is 122356661101.

1011666532210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 233320879089 + 778345653121 = 483033^2 + 882239^2 .

It is not an unprimeable number, because it can be changed into a prime (1011666532211) 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, 447638929 + ... + 447641188.

Almost surely, 2^{1011666532210} is an apocalyptic number.

1011666532210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011666532210 is a deficient number, since it is larger than the sum of its proper divisors (825448269926).

1011666532210 is a wasteful number, since it uses less digits than its factorization.

1011666532210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895280237.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 1011666532210 in words is "one trillion, eleven billion, six hundred sixty-six million, five hundred thirty-two thousand, two hundred ten".