1122151552621 has 8 divisors (see below), whose sum is σ = 1240934719104. Its totient is φ = 1006163284320.

The previous prime is 1122151552609. The next prime is 1122151552631. The reversal of 1122151552621 is 1262551512211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122151552621 - 2³⁵ = 1087791814253 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 (1122151552631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 698723701 + ... + 698725306.

It is an arithmetic number, because the mean of its divisors is an integer number (155116839888).

Almost surely, 2^{1122151552621} is an apocalyptic number.

1122151552621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1122151552621 is a deficient number, since it is larger than the sum of its proper divisors (118783166483).

1122151552621 is a wasteful number, since it uses less digits than its factorization.

1122151552621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397449091.

The product of its digits is 12000, while the sum is 34.

The spelling of 1122151552621 in words is "one trillion, one hundred twenty-two billion, one hundred fifty-one million, five hundred fifty-two thousand, six hundred twenty-one".