166101216015102 has 16 divisors (see below), whose sum is σ = 332206751813760. Its totient is φ = 55366352041112.

The previous prime is 166101216015101. The next prime is 166101216015169. The reversal of 166101216015102 is 201510612101661.

It is a super-3 number, since 3×166101216015102³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166101216015101) 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, 179491008 + ... + 180414035.

It is an arithmetic number, because the mean of its divisors is an integer number (20762921988360).

Almost surely, 2^{166101216015102} is an apocalyptic number.

166101216015102 is an abundant number, since it is smaller than the sum of its proper divisors (166105535798658).

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

166101216015102 is a wasteful number, since it uses less digits than its factorization.

166101216015102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359981967.

The product of its (nonzero) digits is 4320, while the sum is 33.

Adding to 166101216015102 its reverse (201510612101661), we get a palindrome (367611828116763).

The spelling of 166101216015102 in words is "one hundred sixty-six trillion, one hundred one billion, two hundred sixteen million, fifteen thousand, one hundred two".