1129211870270 has 16 divisors (see below), whose sum is σ = 2217361490928. Its totient is φ = 410622498240.

The previous prime is 1129211870263. The next prime is 1129211870287. The reversal of 1129211870270 is 720781129211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5132781119 + ... + 5132781338.

It is an arithmetic number, because the mean of its divisors is an integer number (138585093183).

Almost surely, 2^{1129211870270} is an apocalyptic number.

1129211870270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129211870270 is a deficient number, since it is larger than the sum of its proper divisors (1088149620658).

1129211870270 is a wasteful number, since it uses less digits than its factorization.

1129211870270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265562475.

The product of its (nonzero) digits is 28224, while the sum is 41.

Adding to 1129211870270 its reverse (720781129211), we get a palindrome (1849992999481).

The spelling of 1129211870270 in words is "one trillion, one hundred twenty-nine billion, two hundred eleven million, eight hundred seventy thousand, two hundred seventy".