1011020332 has 18 divisors (see below), whose sum is σ = 2058148932. Its totient is φ = 433294344.

The previous prime is 1011020327. The next prime is 1011020371. The reversal of 1011020332 is 2330201101.

It is a super-2 number, since 2×1011020332² = 2044324223434780448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2578938 + ... + 2579329.

Almost surely, 2^1011020332 is an apocalyptic number.

It is an amenable number.

1011020332 is an abundant number, since it is smaller than the sum of its proper divisors (1047128600).

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

1011020332 is a wasteful number, since it uses less digits than its factorization.

1011020332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5158285 (or 5158276 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1011020332 is about 31796.5459130390. The cubic root of 1011020332 is about 1003.6600318240.

Adding to 1011020332 its reverse (2330201101), we get a palindrome (3341221433).

The spelling of 1011020332 in words is "one billion, eleven million, twenty thousand, three hundred thirty-two".