1102121000012 has 6 divisors (see below), whose sum is σ = 1928711750028. Its totient is φ = 551060500004.

The previous prime is 1102120999963. The next prime is 1102121000023. The reversal of 1102121000012 is 2100001212011.

It is a junction number, because it is equal to n+sod(n) for n = 1102120999957 and 1102121000002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137765124998 + ... + 137765125005.

It is an arithmetic number, because the mean of its divisors is an integer number (321451958338).

Almost surely, 2^{1102121000012} is an apocalyptic number.

It is an amenable number.

1102121000012 is a deficient number, since it is larger than the sum of its proper divisors (826590750016).

1102121000012 is a wasteful number, since it uses less digits than its factorization.

1102121000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275530250007 (or 275530250005 counting only the distinct ones).

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

Adding to 1102121000012 its reverse (2100001212011), we get a palindrome (3202122212023).

The spelling of 1102121000012 in words is "one trillion, one hundred two billion, one hundred twenty-one million, twelve", and thus it is an aban number.