202144111000 has 96 divisors (see below), whose sum is σ = 512202506400. Its totient is φ = 74637763200.

The previous prime is 202144110983. The next prime is 202144111009. The reversal of 202144111000 is 111441202.

It is a happy number.

It is a super-2 number, since 2×202144111000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202144111009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 429060 + ... + 767059.

It is an arithmetic number, because the mean of its divisors is an integer number (5335442775).

Almost surely, 2^202144111000 is an apocalyptic number.

202144111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202144111000 is an abundant number, since it is smaller than the sum of its proper divisors (310058395400).

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

202144111000 is a wasteful number, since it uses less digits than its factorization.

202144111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196166 (or 1196139 counting only the distinct ones).

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

Adding to 202144111000 its reverse (111441202), we get a palindrome (202255552202).

The spelling of 202144111000 in words is "two hundred two billion, one hundred forty-four million, one hundred eleven thousand".