1131211202 has 8 divisors (see below), whose sum is σ = 1851072912. Its totient is φ = 514186900.

The previous prime is 1131211163. The next prime is 1131211241. The reversal of 1131211202 is 2021121311.

It is an interprime number because it is at equal distance from previous prime (1131211163) and next prime (1131211241).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1131211202³ (a number of 28 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, 25709324 + ... + 25709367.

It is an arithmetic number, because the mean of its divisors is an integer number (231384114).

Almost surely, 2^1131211202 is an apocalyptic number.

1131211202 is a deficient number, since it is larger than the sum of its proper divisors (719861710).

1131211202 is a wasteful number, since it uses less digits than its factorization.

1131211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51418704.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1131211202 is about 33633.4833462132. The cubic root of 1131211202 is about 1041.9524472879.

Adding to 1131211202 its reverse (2021121311), we get a palindrome (3152332513).

It can be divided in two parts, 11 and 31211202, that added together give a palindrome (31211213).

The spelling of 1131211202 in words is "one billion, one hundred thirty-one million, two hundred eleven thousand, two hundred two".