101121001222010 has 96 divisors (see below), whose sum is σ = 244570902838848. Its totient is φ = 29664220346880.

The previous prime is 101121001221973. The next prime is 101121001222013. The reversal of 101121001222010 is 10222100121101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101121001222013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 551698184 + ... + 551881443.

It is an arithmetic number, because the mean of its divisors is an integer number (2547613571238).

Almost surely, 2^{101121001222010} is an apocalyptic number.

101121001222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101121001222010 is an abundant number, since it is smaller than the sum of its proper divisors (143449901616838).

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

101121001222010 is a wasteful number, since it uses less digits than its factorization.

101121001222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103579676 (or 1103579669 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101121001222010 its reverse (10222100121101), we get a palindrome (111343101343111).

The spelling of 101121001222010 in words is "one hundred one trillion, one hundred twenty-one billion, one million, two hundred twenty-two thousand, ten".