1010211120 has 60 divisors (see below), whose sum is σ = 3392628096. Its totient is φ = 269389440.

The previous prime is 1010211107. The next prime is 1010211121. The reversal of 1010211120 is 211120101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1010211121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 700816 + ... + 702255.

Almost surely, 2^1010211120 is an apocalyptic number.

1010211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010211120 is an abundant number, since it is smaller than the sum of its proper divisors (2382416976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010211120 is a wasteful number, since it uses less digits than its factorization.

1010211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403090 (or 1403081 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1010211120 is about 31783.8185245260. The cubic root of 1010211120 is about 1003.3921867247.

Adding to 1010211120 its reverse (211120101), we get a palindrome (1221331221).

It can be divided in two parts, 1010211 and 120, that added together give a triangular number (1010331 = T₁₄₂₁).

The spelling of 1010211120 in words is "one billion, ten million, two hundred eleven thousand, one hundred twenty".