1021225361022 has 24 divisors (see below), whose sum is σ = 2213392371840. Its totient is φ = 340295004000.

The previous prime is 1021225360963. The next prime is 1021225361041. The reversal of 1021225361022 is 2201635221201.

1021225361022 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 2 + 25 + 3 + 610 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9398622 + ... + 9506657.

It is an arithmetic number, because the mean of its divisors is an integer number (92224682160).

Almost surely, 2^{1021225361022} is an apocalyptic number.

1021225361022 is an abundant number, since it is smaller than the sum of its proper divisors (1192167010818).

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

1021225361022 is a wasteful number, since it uses less digits than its factorization.

1021225361022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18908288 (or 18908285 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 1021225361022 in words is "one trillion, twenty-one billion, two hundred twenty-five million, three hundred sixty-one thousand, twenty-two".