201200101020102 has 64 divisors (see below), whose sum is σ = 456957762232320. Its totient is φ = 58671120029184.

The previous prime is 201200101020091. The next prime is 201200101020109. The reversal of 201200101020102 is 201020101002102.

It is a super-2 number, since 2×201200101020102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200101020109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 979316358 + ... + 979521785.

It is an arithmetic number, because the mean of its divisors is an integer number (7139965034880).

Almost surely, 2^{201200101020102} is an apocalyptic number.

201200101020102 is an abundant number, since it is smaller than the sum of its proper divisors (255757661212218).

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

201200101020102 is a wasteful number, since it uses less digits than its factorization.

201200101020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958838237.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201200101020102 its reverse (201020101002102), we get a palindrome (402220202022204).

The spelling of 201200101020102 in words is "two hundred one trillion, two hundred billion, one hundred one million, twenty thousand, one hundred two".