1102012302121 has 4 divisors (see below), whose sum is σ = 1102638803200. Its totient is φ = 1101385801044.

The previous prime is 1102012302113. The next prime is 1102012302133. The reversal of 1102012302121 is 1212032102011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1102012302121 - 2³ = 1102012302113 is a prime.

It is a super-2 number, since 2×1102012302121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102012302095 and 1102012302104.

It is not an unprimeable number, because it can be changed into a prime (1102012302151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313247901 + ... + 313251418.

It is an arithmetic number, because the mean of its divisors is an integer number (275659700800).

Almost surely, 2^{1102012302121} is an apocalyptic number.

It is an amenable number.

1102012302121 is a deficient number, since it is larger than the sum of its proper divisors (626501079).

1102012302121 is an equidigital number, since it uses as much as digits as its factorization.

1102012302121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626501078.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1102012302121 its reverse (1212032102011), we get a palindrome (2314044404132).

The spelling of 1102012302121 in words is "one trillion, one hundred two billion, twelve million, three hundred two thousand, one hundred twenty-one".