111022101012010 has 16 divisors (see below), whose sum is σ = 199841562585000. Its totient is φ = 44408444679616.

The previous prime is 111022101011977. The next prime is 111022101012037. The reversal of 111022101012010 is 10210101220111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 107301982016889 + 3720118995121 = 10358667^2 + 1928761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48285985 + ... + 50532964.

Almost surely, 2^{111022101012010} is an apocalyptic number.

111022101012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111022101012010 is a deficient number, since it is larger than the sum of its proper divisors (88819461572990).

111022101012010 is a wasteful number, since it uses less digits than its factorization.

111022101012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98931305.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111022101012010 its reverse (10210101220111), we get a palindrome (121232202232121).

The spelling of 111022101012010 in words is "one hundred eleven trillion, twenty-two billion, one hundred one million, twelve thousand, ten".