1022154154340 has 24 divisors (see below), whose sum is σ = 2341662244992. Its totient is φ = 371692419680.

The previous prime is 1022154154327. The next prime is 1022154154361. The reversal of 1022154154340 is 434514512201.

It is a junction number, because it is equal to n+sod(n) for n = 1022154154297 and 1022154154306.

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, 2323077404 + ... + 2323077843.

It is an arithmetic number, because the mean of its divisors is an integer number (97569260208).

Almost surely, 2^{1022154154340} is an apocalyptic number.

1022154154340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022154154340 is an abundant number, since it is smaller than the sum of its proper divisors (1319508090652).

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

1022154154340 is a wasteful number, since it uses less digits than its factorization.

1022154154340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646155267 (or 4646155265 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 1022154154340 its reverse (434514512201), we get a palindrome (1456668666541).

The spelling of 1022154154340 in words is "one trillion, twenty-two billion, one hundred fifty-four million, one hundred fifty-four thousand, three hundred forty".