1102012233021 has 24 divisors (see below), whose sum is σ = 1821312692160. Its totient is φ = 628988158656.

The previous prime is 1102012233013. The next prime is 1102012233029. The reversal of 1102012233021 is 1203322102011.

1102012233021 is a `hidden beast` number, since 110 + 201 + 2 + 2 + 330 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (1102012233013) and next prime (1102012233029).

It is not a de Polignac number, because 1102012233021 - 2³ = 1102012233013 is a prime.

It is a super-3 number, since 3×1102012233021³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1102012232985 and 1102012233003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102012233029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10127640 + ... + 10235873.

It is an arithmetic number, because the mean of its divisors is an integer number (75888028840).

Almost surely, 2^{1102012233021} is an apocalyptic number.

It is an amenable number.

1102012233021 is a deficient number, since it is larger than the sum of its proper divisors (719300459139).

1102012233021 is a wasteful number, since it uses less digits than its factorization.

1102012233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20364385 (or 20364382 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1102012233021 its reverse (1203322102011), we get a palindrome (2305334335032).

The spelling of 1102012233021 in words is "one trillion, one hundred two billion, twelve million, two hundred thirty-three thousand, twenty-one".