1011211004 has 12 divisors (see below), whose sum is σ = 1769926200. Its totient is φ = 505517808.

The previous prime is 1011210997. The next prime is 1011211013. The reversal of 1011211004 is 4001121101.

It is a super-2 number, since 2×1011211004² = 2045095389221376032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8807 + ... + 45825.

It is an arithmetic number, because the mean of its divisors is an integer number (147493850).

Almost surely, 2^1011211004 is an apocalyptic number.

It is an amenable number.

1011211004 is a deficient number, since it is larger than the sum of its proper divisors (758715196).

1011211004 is a wasteful number, since it uses less digits than its factorization.

1011211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43852 (or 43850 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1011211004 is about 31799.5440847821. The cubic root of 1011211004 is about 1003.7231224894.

Adding to 1011211004 its reverse (4001121101), we get a palindrome (5012332105).

The spelling of 1011211004 in words is "one billion, eleven million, two hundred eleven thousand, four".