111002212210 has 32 divisors (see below), whose sum is σ = 208081062000. Its totient is φ = 42582086400.

The previous prime is 111002212183. The next prime is 111002212229. The reversal of 111002212210 is 12212200111.

It can be written as a sum of positive squares in 8 ways, for example, as 60736123809 + 50266088401 = 246447^2 + 224201^2 .

It is a super-2 number, since 2×111002212210² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241241 + ... + 1327660.

Almost surely, 2^111002212210 is an apocalyptic number.

111002212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111002212210 is a deficient number, since it is larger than the sum of its proper divisors (97078849790).

111002212210 is a wasteful number, since it uses less digits than its factorization.

111002212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569086.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111002212210 its reverse (12212200111), we get a palindrome (123214412321).

The spelling of 111002212210 in words is "one hundred eleven billion, two million, two hundred twelve thousand, two hundred ten".