1131020002203 has 64 divisors (see below), whose sum is σ = 1957295370240. Its totient is φ = 564148271232.

The previous prime is 1131020002193. The next prime is 1131020002213. The reversal of 1131020002203 is 3022000201311.

It is an interprime number because it is at equal distance from previous prime (1131020002193) and next prime (1131020002213).

It is not a de Polignac number, because 1131020002203 - 2⁴ = 1131020002187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131020002213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2637976 + ... + 3036602.

It is an arithmetic number, because the mean of its divisors is an integer number (30582740160).

Almost surely, 2^{1131020002203} is an apocalyptic number.

1131020002203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1131020002203 is a deficient number, since it is larger than the sum of its proper divisors (826275368037).

1131020002203 is a wasteful number, since it uses less digits than its factorization.

1131020002203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399216.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1131020002203 its reverse (3022000201311), we get a palindrome (4153020203514).

The spelling of 1131020002203 in words is "one trillion, one hundred thirty-one billion, twenty million, two thousand, two hundred three".