111010100102 has 32 divisors (see below), whose sum is σ = 184213532448. Its totient is φ = 49752000000.

The previous prime is 111010100099. The next prime is 111010100107. The reversal of 111010100102 is 201001010111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111010100102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010100107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431852 + ... + 639152.

It is an arithmetic number, because the mean of its divisors is an integer number (5756672889).

Almost surely, 2^111010100102 is an apocalyptic number.

111010100102 is a deficient number, since it is larger than the sum of its proper divisors (73203432346).

111010100102 is a wasteful number, since it uses less digits than its factorization.

111010100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207656.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 111010100102 its reverse (201001010111), we get a palindrome (312011110213).

It can be divided in two parts, 111010 and 100102, that added together give a palindrome (211112).

The spelling of 111010100102 in words is "one hundred eleven billion, ten million, one hundred thousand, one hundred two".