102022020166 has 16 divisors (see below), whose sum is σ = 167016582720. Its totient is φ = 46353795880.

The previous prime is 102022020143. The next prime is 102022020167. The reversal of 102022020166 is 661020220201.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022020167) 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, 939856 + ... + 1042771.

It is an arithmetic number, because the mean of its divisors is an integer number (10438536420).

Almost surely, 2^102022020166 is an apocalyptic number.

102022020166 is a deficient number, since it is larger than the sum of its proper divisors (64994562554).

102022020166 is a wasteful number, since it uses less digits than its factorization.

102022020166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984979.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 102022020166 its reverse (661020220201), we get a palindrome (763042240367).

The spelling of 102022020166 in words is "one hundred two billion, twenty-two million, twenty thousand, one hundred sixty-six".