2010999955 has 16 divisors (see below), whose sum is σ = 2598467040. Its totient is φ = 1488497152.

The previous prime is 2010999941. The next prime is 2010999959. The reversal of 2010999955 is 5599990102.

It is a happy number.

It is not a de Polignac number, because 2010999955 - 2⁵ = 2010999923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010999899 and 2010999908.

It is not an unprimeable number, because it can be changed into a prime (2010999959) 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, 195484 + ... + 205513.

It is an arithmetic number, because the mean of its divisors is an integer number (162404190).

Almost surely, 2^2010999955 is an apocalyptic number.

2010999955 is a deficient number, since it is larger than the sum of its proper divisors (587467085).

2010999955 is a wasteful number, since it uses less digits than its factorization.

2010999955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401078.

The product of its (nonzero) digits is 328050, while the sum is 49.

The square root of 2010999955 is about 44844.1741478199. The cubic root of 2010999955 is about 1262.2266738957.

The spelling of 2010999955 in words is "two billion, ten million, nine hundred ninety-nine thousand, nine hundred fifty-five".