1211402014134 has 64 divisors (see below), whose sum is σ = 2710346063040. Its totient is φ = 358392545280.

The previous prime is 1211402014091. The next prime is 1211402014139. The reversal of 1211402014134 is 4314102041121.

It is a happy number.

It is a super-3 number, since 3×1211402014134³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1211402014139) 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, 565947 + ... + 1656230.

It is an arithmetic number, because the mean of its divisors is an integer number (42349157235).

Almost surely, 2^{1211402014134} is an apocalyptic number.

1211402014134 is an abundant number, since it is smaller than the sum of its proper divisors (1498944048906).

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

1211402014134 is a wasteful number, since it uses less digits than its factorization.

1211402014134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222465.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1211402014134 its reverse (4314102041121), we get a palindrome (5525504055255).

The spelling of 1211402014134 in words is "one trillion, two hundred eleven billion, four hundred two million, fourteen thousand, one hundred thirty-four".