1211414110203 has 16 divisors (see below), whose sum is σ = 1762107382656. Its totient is φ = 734169330240.

The previous prime is 1211414110199. The next prime is 1211414110217. The reversal of 1211414110203 is 3020114141121.

It is not a de Polignac number, because 1211414110203 - 2² = 1211414110199 is a prime.

It is a super-3 number, since 3×1211414110203³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1211414110203.

It is not an unprimeable number, because it can be changed into a prime (1211414110003) 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, 684600 + ... + 1700442.

It is an arithmetic number, because the mean of its divisors is an integer number (110131711416).

Almost surely, 2^{1211414110203} is an apocalyptic number.

1211414110203 is a deficient number, since it is larger than the sum of its proper divisors (550693272453).

1211414110203 is a wasteful number, since it uses less digits than its factorization.

1211414110203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051994.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1211414110203 its reverse (3020114141121), we get a palindrome (4231528251324).

It can be divided in two parts, 1211 and 414110203, that added together give a palindrome (414111414).

The spelling of 1211414110203 in words is "one trillion, two hundred eleven billion, four hundred fourteen million, one hundred ten thousand, two hundred three".