1122120534 has 32 divisors (see below), whose sum is σ = 2313780480. Its totient is φ = 362528352.

The previous prime is 1122120523. The next prime is 1122120553. The reversal of 1122120534 is 4350212211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122120534.

It is a congruent number.

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, 48777 + ... + 67995.

It is an arithmetic number, because the mean of its divisors is an integer number (72305640).

Almost surely, 2^1122120534 is an apocalyptic number.

1122120534 is an abundant number, since it is smaller than the sum of its proper divisors (1191659946).

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

1122120534 is a wasteful number, since it uses less digits than its factorization.

1122120534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19524.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1122120534 is about 33498.0676159088. The cubic root of 1122120534 is about 1039.1538155196.

Adding to 1122120534 its reverse (4350212211), we get a palindrome (5472332745).

The spelling of 1122120534 in words is "one billion, one hundred twenty-two million, one hundred twenty thousand, five hundred thirty-four".