11012107155 has 16 divisors (see below), whose sum is σ = 20136424704. Its totient is φ = 5034106080.

The previous prime is 11012107147. The next prime is 11012107177. The reversal of 11012107155 is 55170121011.

It is not a de Polignac number, because 11012107155 - 2³ = 11012107147 is a prime.

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, 52438501 + ... + 52438710.

It is an arithmetic number, because the mean of its divisors is an integer number (1258526544).

Almost surely, 2^11012107155 is an apocalyptic number.

11012107155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11012107155 is a deficient number, since it is larger than the sum of its proper divisors (9124317549).

11012107155 is a wasteful number, since it uses less digits than its factorization.

11012107155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104877226.

The product of its (nonzero) digits is 350, while the sum is 24.

Adding to 11012107155 its reverse (55170121011), we get a palindrome (66182228166).

The spelling of 11012107155 in words is "eleven billion, twelve million, one hundred seven thousand, one hundred fifty-five".