101010211200 has 144 divisors (see below), whose sum is σ = 360427684500. Its totient is φ = 26936048640.

The previous prime is 101010211147. The next prime is 101010211207. The reversal of 101010211200 is 2112010101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010211207) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1724850 + ... + 1782449.

Almost surely, 2^101010211200 is an apocalyptic number.

101010211200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101010211200 is an abundant number, since it is smaller than the sum of its proper divisors (259417473300).

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

101010211200 is a wasteful number, since it uses less digits than its factorization.

101010211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507329 (or 3507309 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101010211200 its reverse (2112010101), we get a palindrome (103122221301).

The spelling of 101010211200 in words is "one hundred one billion, ten million, two hundred eleven thousand, two hundred".