101051504202 has 128 divisors (see below), whose sum is σ = 231568736256. Its totient is φ = 29117880000.

The previous prime is 101051504149. The next prime is 101051504273. The reversal of 101051504202 is 202405150101.

It is a super-2 number, since 2×101051504202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78273177 + ... + 78274467.

It is an arithmetic number, because the mean of its divisors is an integer number (1809130752).

Almost surely, 2^101051504202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101051504202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115784368128).

101051504202 is an abundant number, since it is smaller than the sum of its proper divisors (130517232054).

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

101051504202 is a wasteful number, since it uses less digits than its factorization.

101051504202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 101051504202 its reverse (202405150101), we get a palindrome (303456654303).

The spelling of 101051504202 in words is "one hundred one billion, fifty-one million, five hundred four thousand, two hundred two".