1121000012102 has 4 divisors (see below), whose sum is σ = 1681500018156. Its totient is φ = 560500006050.

The previous prime is 1121000012087. The next prime is 1121000012117. The reversal of 1121000012102 is 2012100001211.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1121000012087) and next prime (1121000012117).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280250003024 + ... + 280250003027.

It is an arithmetic number, because the mean of its divisors is an integer number (420375004539).

Almost surely, 2^{1121000012102} is an apocalyptic number.

1121000012102 is a deficient number, since it is larger than the sum of its proper divisors (560500006054).

1121000012102 is an equidigital number, since it uses as much as digits as its factorization.

1121000012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560500006053.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1121000012102 its reverse (2012100001211), we get a palindrome (3133100013313).

The spelling of 1121000012102 in words is "one trillion, one hundred twenty-one billion, twelve thousand, one hundred two".