10101211010303 has 16 divisors (see below), whose sum is σ = 12223406295360. Its totient is φ = 8148814688256.

The previous prime is 10101211010243. The next prime is 10101211010309. The reversal of 10101211010303 is 30301011210101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10101211010303 - 2⁸ = 10101211010047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101211010309) 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, 22121363 + ... + 22573371.

It is an arithmetic number, because the mean of its divisors is an integer number (763962893460).

Almost surely, 2^{10101211010303} is an apocalyptic number.

10101211010303 is a deficient number, since it is larger than the sum of its proper divisors (2122195285057).

10101211010303 is a wasteful number, since it uses less digits than its factorization.

10101211010303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639826.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 10101211010303 its reverse (30301011210101), we get a palindrome (40402222220404).

The spelling of 10101211010303 in words is "ten trillion, one hundred one billion, two hundred eleven million, ten thousand, three hundred three".