101002200028 has 24 divisors (see below), whose sum is σ = 187639828992. Its totient is φ = 47406334464.

The previous prime is 101002199999. The next prime is 101002200029. The reversal of 101002200028 is 820002200101.

It is a super-2 number, since 2×101002200028² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101002199984 and 101002200020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002200029) 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, 1913025 + ... + 1965112.

It is an arithmetic number, because the mean of its divisors is an integer number (7818326208).

Almost surely, 2^101002200028 is an apocalyptic number.

It is an amenable number.

101002200028 is a deficient number, since it is larger than the sum of its proper divisors (86637628964).

101002200028 is a wasteful number, since it uses less digits than its factorization.

101002200028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878541 (or 3878539 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101002200028 its reverse (820002200101), we get a palindrome (921004400129).

The spelling of 101002200028 in words is "one hundred one billion, two million, two hundred thousand, twenty-eight".