1102003011 has 24 divisors (see below), whose sum is σ = 1633448960. Its totient is φ = 715535856.

The previous prime is 1102002997. The next prime is 1102003013. The reversal of 1102003011 is 1103002011.

It is not a de Polignac number, because 1102003011 - 2¹⁹ = 1101478723 is a prime.

It is a super-2 number, since 2×1102003011² = 2428821272506132242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102002984 and 1102003002.

It is not an unprimeable number, because it can be changed into a prime (1102003013) 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, 138150 + ... + 145908.

Almost surely, 2^1102003011 is an apocalyptic number.

1102003011 is a deficient number, since it is larger than the sum of its proper divisors (531445949).

1102003011 is a wasteful number, since it uses less digits than its factorization.

1102003011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8175 (or 8172 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1102003011 is about 33196.4306966879. The cubic root of 1102003011 is about 1032.9063017217.

Adding to 1102003011 its reverse (1103002011), we get a palindrome (2205005022).

The spelling of 1102003011 in words is "one billion, one hundred two million, three thousand, eleven".