201000102021202 has 64 divisors (see below), whose sum is σ = 347942557347840. Its totient is φ = 86124875313600.

The previous prime is 201000102021193. The next prime is 201000102021203. The reversal of 201000102021202 is 202120201000102.

It is a happy number.

It is a super-2 number, since 2×201000102021202² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201000102021203) 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, 190843177 + ... + 191893507.

It is an arithmetic number, because the mean of its divisors is an integer number (5436602458560).

Almost surely, 2^{201000102021202} is an apocalyptic number.

201000102021202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201000102021202 is a deficient number, since it is larger than the sum of its proper divisors (146942455326638).

201000102021202 is a wasteful number, since it uses less digits than its factorization.

201000102021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052639.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201000102021202 its reverse (202120201000102), we get a palindrome (403120303021304).

The spelling of 201000102021202 in words is "two hundred one trillion, one hundred two million, twenty-one thousand, two hundred two".