10211212312103 has 32 divisors (see below), whose sum is σ = 11189138188800. Its totient is φ = 9241688131200.

The previous prime is 10211212312097. The next prime is 10211212312111. The reversal of 10211212312103 is 30121321211201.

It is a cyclic number.

It is not a de Polignac number, because 10211212312103 - 2⁴ = 10211212312087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211212312403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6998773988 + ... + 6998775446.

It is an arithmetic number, because the mean of its divisors is an integer number (349660568400).

Almost surely, 2^{10211212312103} is an apocalyptic number.

10211212312103 is a deficient number, since it is larger than the sum of its proper divisors (977925876697).

10211212312103 is a wasteful number, since it uses less digits than its factorization.

10211212312103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10211212312103 its reverse (30121321211201), we get a palindrome (40332533523304).

The spelling of 10211212312103 in words is "ten trillion, two hundred eleven billion, two hundred twelve million, three hundred twelve thousand, one hundred three".