1020611522 has 32 divisors (see below), whose sum is σ = 1833864192. Its totient is φ = 416514384.

The previous prime is 1020611491. The next prime is 1020611539. The reversal of 1020611522 is 2251160201.

It is a junction number, because it is equal to n+sod(n) for n = 1020611494 and 1020611503.

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, 66113 + ... + 80075.

It is an arithmetic number, because the mean of its divisors is an integer number (57308256).

Almost surely, 2^1020611522 is an apocalyptic number.

1020611522 is a deficient number, since it is larger than the sum of its proper divisors (813252670).

1020611522 is a wasteful number, since it uses less digits than its factorization.

1020611522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14222.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1020611522 is about 31947.0111591053. The cubic root of 1020611522 is about 1006.8238366697.

Adding to 1020611522 its reverse (2251160201), we get a palindrome (3271771723).

The spelling of 1020611522 in words is "one billion, twenty million, six hundred eleven thousand, five hundred twenty-two".