1011213434 has 32 divisors (see below), whose sum is σ = 1898366976. Its totient is φ = 392465520.

The previous prime is 1011213419. The next prime is 1011213443. The reversal of 1011213434 is 4343121101.

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, 28019 + ... + 52985.

It is an arithmetic number, because the mean of its divisors is an integer number (59323968).

Almost surely, 2^1011213434 is an apocalyptic number.

1011213434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1011213434 is a deficient number, since it is larger than the sum of its proper divisors (887153542).

1011213434 is a wasteful number, since it uses less digits than its factorization.

1011213434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1011213434 is about 31799.5822928541. The cubic root of 1011213434 is about 1003.7239264908.

Adding to 1011213434 its reverse (4343121101), we get a palindrome (5354334535).

The spelling of 1011213434 in words is "one billion, eleven million, two hundred thirteen thousand, four hundred thirty-four".