1022206353551 has 4 divisors (see below), whose sum is σ = 1082336139072. Its totient is φ = 962076568032.

The previous prime is 1022206353547. The next prime is 1022206353577. The reversal of 1022206353551 is 1553536022201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1022206353551 - 2² = 1022206353547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022206353541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30064892735 + ... + 30064892768.

It is an arithmetic number, because the mean of its divisors is an integer number (270584034768).

Almost surely, 2^{1022206353551} is an apocalyptic number.

1022206353551 is a deficient number, since it is larger than the sum of its proper divisors (60129785521).

1022206353551 is an equidigital number, since it uses as much as digits as its factorization.

1022206353551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60129785520.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 1022206353551 in words is "one trillion, twenty-two billion, two hundred six million, three hundred fifty-three thousand, five hundred fifty-one".