1101213042 has 16 divisors (see below), whose sum is σ = 2204705952. Its totient is φ = 366691040.

The previous prime is 1101213023. The next prime is 1101213049. The reversal of 1101213042 is 2403121011.

It is not an unprimeable number, because it can be changed into a prime (1101213049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88683 + ... + 100334.

It is an arithmetic number, because the mean of its divisors is an integer number (137794122).

Almost surely, 2^1101213042 is an apocalyptic number.

1101213042 is an abundant number, since it is smaller than the sum of its proper divisors (1103492910).

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

1101213042 is a wasteful number, since it uses less digits than its factorization.

1101213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189993.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1101213042 is about 33184.5301609048. The cubic root of 1101213042 is about 1032.6594303423.

Adding to 1101213042 its reverse (2403121011), we get a palindrome (3504334053).

The spelling of 1101213042 in words is "one billion, one hundred one million, two hundred thirteen thousand, forty-two".