1020210110166 has 24 divisors (see below), whose sum is σ = 2209449116520. Its totient is φ = 313910802816.

The previous prime is 1020210110147. The next prime is 1020210110167. The reversal of 1020210110166 is 6610110120201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020210110167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503061171 + ... + 503063198.

It is an arithmetic number, because the mean of its divisors is an integer number (92060379855).

Almost surely, 2^{1020210110166} is an apocalyptic number.

1020210110166 is an abundant number, since it is smaller than the sum of its proper divisors (1189239006354).

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

1020210110166 is a wasteful number, since it uses less digits than its factorization.

1020210110166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006124400 (or 1006124387 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 1020210110166 its reverse (6610110120201), we get a palindrome (7630320230367).

The spelling of 1020210110166 in words is "one trillion, twenty billion, two hundred ten million, one hundred ten thousand, one hundred sixty-six".