1211421514304 has 28 divisors (see below), whose sum is σ = 2405981709744. Its totient is φ = 605189902464.

The previous prime is 1211421514297. The next prime is 1211421514361. The reversal of 1211421514304 is 4034151241121.

It is a super-3 number, since 3×1211421514304³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8063342 + ... + 8212205.

Almost surely, 2^{1211421514304} is an apocalyptic number.

It is an amenable number.

1211421514304 is a deficient number, since it is larger than the sum of its proper divisors (1194560195440).

1211421514304 is a wasteful number, since it uses less digits than its factorization.

1211421514304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16276722 (or 16276712 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

Adding to 1211421514304 its reverse (4034151241121), we get a palindrome (5245572755425).

The spelling of 1211421514304 in words is "one trillion, two hundred eleven billion, four hundred twenty-one million, five hundred fourteen thousand, three hundred four".