100111210201210 has 32 divisors (see below), whose sum is σ = 194063103173520. Its totient is φ = 36963877698048.

The previous prime is 100111210201201. The next prime is 100111210201213. The reversal of 100111210201210 is 12102012111001.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 30526100151849 + 69585110049361 = 5525043^2 + 8341769^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (100111210201213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16232046 + ... + 21533734.

Almost surely, 2^{100111210201210} is an apocalyptic number.

100111210201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100111210201210 is a deficient number, since it is larger than the sum of its proper divisors (93951892972310).

100111210201210 is a wasteful number, since it uses less digits than its factorization.

100111210201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446962.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100111210201210 its reverse (12102012111001), we get a palindrome (112213222312211).

The spelling of 100111210201210 in words is "one hundred trillion, one hundred eleven billion, two hundred ten million, two hundred one thousand, two hundred ten".