1011022021982 has 16 divisors (see below), whose sum is σ = 1835132410080. Its totient is φ = 407807202048.

The previous prime is 1011022021979. The next prime is 1011022022047. The reversal of 1011022021982 is 2891202201101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2123995607 + ... + 2123996082.

It is an arithmetic number, because the mean of its divisors is an integer number (114695775630).

Almost surely, 2^{1011022021982} is an apocalyptic number.

1011022021982 is a deficient number, since it is larger than the sum of its proper divisors (824110388098).

1011022021982 is a wasteful number, since it uses less digits than its factorization.

1011022021982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247991715.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 1011022021982 in words is "one trillion, eleven billion, twenty-two million, twenty-one thousand, nine hundred eighty-two".