1022110001948 has 48 divisors (see below), whose sum is σ = 2077392321984. Its totient is φ = 430968729600.

The previous prime is 1022110001947. The next prime is 1022110002037. The reversal of 1022110001948 is 8491000112201.

It is a self number, because there is not a number n which added to its sum of digits gives 1022110001948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022110001947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196136 + ... + 1443152.

It is an arithmetic number, because the mean of its divisors is an integer number (43279006708).

Almost surely, 2^{1022110001948} is an apocalyptic number.

It is an amenable number.

1022110001948 is an abundant number, since it is smaller than the sum of its proper divisors (1055282320036).

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

1022110001948 is a wasteful number, since it uses less digits than its factorization.

1022110001948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247502 (or 1247500 counting only the distinct ones).

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

The spelling of 1022110001948 in words is "one trillion, twenty-two billion, one hundred ten million, one thousand, nine hundred forty-eight".