202111323101300 has 72 divisors (see below), whose sum is σ = 464658732359640. Its totient is φ = 76043378073600.

The previous prime is 202111323101257. The next prime is 202111323101381. The reversal of 202111323101300 is 3101323111202.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 93369358096 + 202017953743204 = 305564^2 + 14213302^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32779541 + ... + 38454140.

It is an arithmetic number, because the mean of its divisors is an integer number (6453593504995).

Almost surely, 2^{202111323101300} is an apocalyptic number.

202111323101300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202111323101300 is an abundant number, since it is smaller than the sum of its proper divisors (262547409258340).

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

202111323101300 is a wasteful number, since it uses less digits than its factorization.

202111323101300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71235381 (or 71235374 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 202111323101300 its reverse (3101323111202), we get a palindrome (205212646212502).

The spelling of 202111323101300 in words is "two hundred two trillion, one hundred eleven billion, three hundred twenty-three million, one hundred one thousand, three hundred".