1011021141 has 16 divisors (see below), whose sum is σ = 1528130240. Its totient is φ = 589420800.

The previous prime is 1011021119. The next prime is 1011021149. The reversal of 1011021141 is 1411201101.

It is not a de Polignac number, because 1011021141 - 2⁷ = 1011021013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011021149) 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, 681460 + ... + 682941.

It is an arithmetic number, because the mean of its divisors is an integer number (95508140).

Almost surely, 2^1011021141 is an apocalyptic number.

It is an amenable number.

1011021141 is a deficient number, since it is larger than the sum of its proper divisors (517109099).

1011021141 is a wasteful number, since it uses less digits than its factorization.

1011021141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364436.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1011021141 is about 31796.5586345441. The cubic root of 1011021141 is about 1003.6602995274.

Adding to 1011021141 its reverse (1411201101), we get a palindrome (2422222242).

The spelling of 1011021141 in words is "one billion, eleven million, twenty-one thousand, one hundred forty-one".