1121210196 has 24 divisors (see below), whose sum is σ = 2643130560. Its totient is φ = 369883392.

The previous prime is 1121210171. The next prime is 1121210219. The reversal of 1121210196 is 6910121211.

It is a happy number.

It is a super-2 number, since 2×1121210196² = 2514224607228716832, which 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 7 ways as a sum of consecutive naturals, for example, 480456 + ... + 482783.

It is an arithmetic number, because the mean of its divisors is an integer number (110130440).

Almost surely, 2^1121210196 is an apocalyptic number.

It is an amenable number.

1121210196 is an abundant number, since it is smaller than the sum of its proper divisors (1521920364).

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

1121210196 is a wasteful number, since it uses less digits than its factorization.

1121210196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963343 (or 963341 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 24.

The square root of 1121210196 is about 33484.4769408154. The cubic root of 1121210196 is about 1038.8727295142.

The spelling of 1121210196 in words is "one billion, one hundred twenty-one million, two hundred ten thousand, one hundred ninety-six".