1020201331602 has 8 divisors (see below), whose sum is σ = 2040402663216. Its totient is φ = 340067110532.

The previous prime is 1020201331579. The next prime is 1020201331603. The reversal of 1020201331602 is 2061331020201.

It is a sphenic number, since it is the product of 3 distinct primes.

1020201331602 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1020201331603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85016777628 + ... + 85016777639.

It is an arithmetic number, because the mean of its divisors is an integer number (255050332902).

Almost surely, 2^{1020201331602} is an apocalyptic number.

1020201331602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020201331602 is a wasteful number, since it uses less digits than its factorization.

1020201331602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170033555272.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1020201331602 its reverse (2061331020201), we get a palindrome (3081532351803).

The spelling of 1020201331602 in words is "one trillion, twenty billion, two hundred one million, three hundred thirty-one thousand, six hundred two".