1211102231032 has 16 divisors (see below), whose sum is σ = 2270863652760. Its totient is φ = 605538590304.

The previous prime is 1211102231029. The next prime is 1211102231123. The reversal of 1211102231032 is 2301322011121.

It is a super-2 number, since 2×1211102231032² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 1148158 + ... + 1934029.

Almost surely, 2^{1211102231032} is an apocalyptic number.

It is an amenable number.

1211102231032 is a deficient number, since it is larger than the sum of its proper divisors (1059761421728).

1211102231032 is a wasteful number, since it uses less digits than its factorization.

1211102231032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3131310 (or 3131306 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1211102231032 its reverse (2301322011121), we get a palindrome (3512424242153).

The spelling of 1211102231032 in words is "one trillion, two hundred eleven billion, one hundred two million, two hundred thirty-one thousand, thirty-two".