1020211011452 has 6 divisors (see below), whose sum is σ = 1785369270048. Its totient is φ = 510105505724.

The previous prime is 1020211011427. The next prime is 1020211011529. The reversal of 1020211011452 is 2541101120201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127526376428 + ... + 127526376435.

It is an arithmetic number, because the mean of its divisors is an integer number (297561545008).

Almost surely, 2^{1020211011452} is an apocalyptic number.

It is an amenable number.

1020211011452 is a deficient number, since it is larger than the sum of its proper divisors (765158258596).

1020211011452 is a wasteful number, since it uses less digits than its factorization.

1020211011452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255052752867 (or 255052752865 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

Adding to 1020211011452 its reverse (2541101120201), we get a palindrome (3561312131653).

The spelling of 1020211011452 in words is "one trillion, twenty billion, two hundred eleven million, eleven thousand, four hundred fifty-two".